Home / 69,694,789.23-96,178,888.88-38,754,294.21

Finding the Fourth Proportional to 69,694,789.23, 96,178,888.88 and 38,754,294.21

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Solution

The fourth proportional to 69,694,789.23, 96,178,888.88 and 38,754,294.21 is: 53,480,970.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,694,789.23 : 96,178,888.88 = 38,754,294.21 : x
  2. Step 2: Convert to fraction form
    69,694,789.23/96,178,888.88 = 38,754,294.21/x
  3. Step 3: Cross multiply
    69,694,789.23x = 96,178,888.88 × 38,754,294.21
  4. Step 4: Simplify right side
    69,694,789.23x = 3,727,344,956,252,646
  5. Step 5: Solve for x
    x = 3,727,344,956,252,646/69,694,789.23
  6. Step 6: Final answer
    x = 53,480,970.35

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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.