Home / 1,026,432,007.80-1,539,648,011.70-617,277,550.20

Finding the Fourth Proportional to 1,026,432,007.80, 1,539,648,011.70 and 617,277,550.20

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Solution

The fourth proportional to 1,026,432,007.80, 1,539,648,011.70 and 617,277,550.20 is: 925,916,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,432,007.80 : 1,539,648,011.70 = 617,277,550.20 : x
  2. Step 2: Convert to fraction form
    1,026,432,007.80/1,539,648,011.70 = 617,277,550.20/x
  3. Step 3: Cross multiply
    1,026,432,007.80x = 1,539,648,011.70 × 617,277,550.20
  4. Step 4: Simplify right side
    1,026,432,007.80x = 950,390,152,832,477,056
  5. Step 5: Solve for x
    x = 950,390,152,832,477,056/1,026,432,007.80
  6. Step 6: Final answer
    x = 925,916,325.30

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Double scale
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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.