Home / 129,735,327.05-179,034,635.34-73,231,966.81

Finding the Fourth Proportional to 129,735,327.05, 179,034,635.34 and 73,231,966.81

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Solution

The fourth proportional to 129,735,327.05, 179,034,635.34 and 73,231,966.81 is: 101,060,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,735,327.05 : 179,034,635.34 = 73,231,966.81 : x
  2. Step 2: Convert to fraction form
    129,735,327.05/179,034,635.34 = 73,231,966.81/x
  3. Step 3: Cross multiply
    129,735,327.05x = 179,034,635.34 × 73,231,966.81
  4. Step 4: Simplify right side
    129,735,327.05x = 13,111,058,472,276,058
  5. Step 5: Solve for x
    x = 13,111,058,472,276,058/129,735,327.05
  6. Step 6: Final answer
    x = 101,060,048.72

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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.