Home / 1,140,174,903.40-1,710,262,355.10-976,916,228.20

Finding the Fourth Proportional to 1,140,174,903.40, 1,710,262,355.10 and 976,916,228.20

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Solution

The fourth proportional to 1,140,174,903.40, 1,710,262,355.10 and 976,916,228.20 is: 1,465,374,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,174,903.40 : 1,710,262,355.10 = 976,916,228.20 : x
  2. Step 2: Convert to fraction form
    1,140,174,903.40/1,710,262,355.10 = 976,916,228.20/x
  3. Step 3: Cross multiply
    1,140,174,903.40x = 1,710,262,355.10 × 976,916,228.20
  4. Step 4: Simplify right side
    1,140,174,903.40x = 1,670,783,049,176,741,120
  5. Step 5: Solve for x
    x = 1,670,783,049,176,741,120/1,140,174,903.40
  6. Step 6: Final answer
    x = 1,465,374,342.30

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Half scale
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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.