Home / 134,755,830.23-185,963,606.19-72,876,168.79

Finding the Fourth Proportional to 134,755,830.23, 185,963,606.19 and 72,876,168.79

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Solution

The fourth proportional to 134,755,830.23, 185,963,606.19 and 72,876,168.79 is: 100,569,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,755,830.23 : 185,963,606.19 = 72,876,168.79 : x
  2. Step 2: Convert to fraction form
    134,755,830.23/185,963,606.19 = 72,876,168.79/x
  3. Step 3: Cross multiply
    134,755,830.23x = 185,963,606.19 × 72,876,168.79
  4. Step 4: Simplify right side
    134,755,830.23x = 13,552,315,153,034,618
  5. Step 5: Solve for x
    x = 13,552,315,153,034,618/134,755,830.23
  6. Step 6: Final answer
    x = 100,569,416.03

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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.