Home / 117,028,516.47-175,520,828.12-58,720,538.75

Finding the Fourth Proportional to 117,028,516.47, 175,520,828.12 and 58,720,538.75

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Solution

The fourth proportional to 117,028,516.47, 175,520,828.12 and 58,720,538.75 is: 88,069,796.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,028,516.47 : 175,520,828.12 = 58,720,538.75 : x
  2. Step 2: Convert to fraction form
    117,028,516.47/175,520,828.12 = 58,720,538.75/x
  3. Step 3: Cross multiply
    117,028,516.47x = 175,520,828.12 × 58,720,538.75
  4. Step 4: Simplify right side
    117,028,516.47x = 10,306,677,587,881,342
  5. Step 5: Solve for x
    x = 10,306,677,587,881,342/117,028,516.47
  6. Step 6: Final answer
    x = 88,069,796.14

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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.