Home / 72,266,207,527.52-99,730,057,809.66-43,335,107,695.30

Finding the Fourth Proportional to 72,266,207,527.52, 99,730,057,809.66 and 43,335,107,695.30

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Solution

The fourth proportional to 72,266,207,527.52, 99,730,057,809.66 and 43,335,107,695.30 is: 59,804,062,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,266,207,527.52 : 99,730,057,809.66 = 43,335,107,695.30 : x
  2. Step 2: Convert to fraction form
    72,266,207,527.52/99,730,057,809.66 = 43,335,107,695.30/x
  3. Step 3: Cross multiply
    72,266,207,527.52x = 99,730,057,809.66 × 43,335,107,695.30
  4. Step 4: Simplify right side
    72,266,207,527.52x = 4,321,812,795,640,111,431,680
  5. Step 5: Solve for x
    x = 4,321,812,795,640,111,431,680/72,266,207,527.52
  6. Step 6: Final answer
    x = 59,804,062,555.72

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.