Home / 134,755,755.13-185,963,502.42-72,876,093.67

Finding the Fourth Proportional to 134,755,755.13, 185,963,502.42 and 72,876,093.67

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Solution

The fourth proportional to 134,755,755.13, 185,963,502.42 and 72,876,093.67 is: 100,569,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,755,755.13 : 185,963,502.42 = 72,876,093.67 : x
  2. Step 2: Convert to fraction form
    134,755,755.13/185,963,502.42 = 72,876,093.67/x
  3. Step 3: Cross multiply
    134,755,755.13x = 185,963,502.42 × 72,876,093.67
  4. Step 4: Simplify right side
    134,755,755.13x = 13,552,293,621,561,192
  5. Step 5: Solve for x
    x = 13,552,293,621,561,192/134,755,755.13
  6. Step 6: Final answer
    x = 100,569,312.30

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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.