Home / 157,807,681.56-217,781,326.14-88,193,060.39

Finding the Fourth Proportional to 157,807,681.56, 217,781,326.14 and 88,193,060.39

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Solution

The fourth proportional to 157,807,681.56, 217,781,326.14 and 88,193,060.39 is: 121,710,182.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,807,681.56 : 217,781,326.14 = 88,193,060.39 : x
  2. Step 2: Convert to fraction form
    157,807,681.56/217,781,326.14 = 88,193,060.39/x
  3. Step 3: Cross multiply
    157,807,681.56x = 217,781,326.14 × 88,193,060.39
  4. Step 4: Simplify right side
    157,807,681.56x = 19,206,801,648,079,304
  5. Step 5: Solve for x
    x = 19,206,801,648,079,304/157,807,681.56
  6. Step 6: Final answer
    x = 121,710,182.03

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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.