Home / 135,615,502.31-187,148,077.87-73,735,840.87

Finding the Fourth Proportional to 135,615,502.31, 187,148,077.87 and 73,735,840.87

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Solution

The fourth proportional to 135,615,502.31, 187,148,077.87 and 73,735,840.87 is: 101,754,745.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,615,502.31 : 187,148,077.87 = 73,735,840.87 : x
  2. Step 2: Convert to fraction form
    135,615,502.31/187,148,077.87 = 73,735,840.87/x
  3. Step 3: Cross multiply
    135,615,502.31x = 187,148,077.87 × 73,735,840.87
  4. Step 4: Simplify right side
    135,615,502.31x = 13,799,520,889,695,746
  5. Step 5: Solve for x
    x = 13,799,520,889,695,746/135,615,502.31
  6. Step 6: Final answer
    x = 101,754,745.25

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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.