Home / 1,057,808,220.90-1,586,712,331.35-767,570,576.10

Finding the Fourth Proportional to 1,057,808,220.90, 1,586,712,331.35 and 767,570,576.10

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Solution

The fourth proportional to 1,057,808,220.90, 1,586,712,331.35 and 767,570,576.10 is: 1,151,355,864.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,808,220.90 : 1,586,712,331.35 = 767,570,576.10 : x
  2. Step 2: Convert to fraction form
    1,057,808,220.90/1,586,712,331.35 = 767,570,576.10/x
  3. Step 3: Cross multiply
    1,057,808,220.90x = 1,586,712,331.35 × 767,570,576.10
  4. Step 4: Simplify right side
    1,057,808,220.90x = 1,217,913,698,279,293,440
  5. Step 5: Solve for x
    x = 1,217,913,698,279,293,440/1,057,808,220.90
  6. Step 6: Final answer
    x = 1,151,355,864.15

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Half scale
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Double scale
Find fourth proportional to 1,057,808,221.90, 1,586,712,332.85 and 767,570,577.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.