Home / 366,996,896.20-550,495,344.30-148,751,792.20

Finding the Fourth Proportional to 366,996,896.20, 550,495,344.30 and 148,751,792.20

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Solution

The fourth proportional to 366,996,896.20, 550,495,344.30 and 148,751,792.20 is: 223,127,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,996,896.20 : 550,495,344.30 = 148,751,792.20 : x
  2. Step 2: Convert to fraction form
    366,996,896.20/550,495,344.30 = 148,751,792.20/x
  3. Step 3: Cross multiply
    366,996,896.20x = 550,495,344.30 × 148,751,792.20
  4. Step 4: Simplify right side
    366,996,896.20x = 81,887,169,062,381,040
  5. Step 5: Solve for x
    x = 81,887,169,062,381,040/366,996,896.20
  6. Step 6: Final answer
    x = 223,127,688.30

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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.