Home / 1,119,584,517.40-1,680,132,603.30-730,459,480.60

Finding the Fourth Proportional to 1,119,584,517.40, 1,680,132,603.30 and 730,459,480.60

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Solution

The fourth proportional to 1,119,584,517.40, 1,680,132,603.30 and 730,459,480.60 is: 1,096,182,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,584,517.40 : 1,680,132,603.30 = 730,459,480.60 : x
  2. Step 2: Convert to fraction form
    1,119,584,517.40/1,680,132,603.30 = 730,459,480.60/x
  3. Step 3: Cross multiply
    1,119,584,517.40x = 1,680,132,603.30 × 730,459,480.60
  4. Step 4: Simplify right side
    1,119,584,517.40x = 1,227,268,788,745,643,776
  5. Step 5: Solve for x
    x = 1,227,268,788,745,643,776/1,119,584,517.40
  6. Step 6: Final answer
    x = 1,096,182,351.28

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Double scale
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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.