Home / 134,755,745.34-185,963,488.96-72,876,083.90

Finding the Fourth Proportional to 134,755,745.34, 185,963,488.96 and 72,876,083.90

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Solution

The fourth proportional to 134,755,745.34, 185,963,488.96 and 72,876,083.90 is: 100,569,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,755,745.34 : 185,963,488.96 = 72,876,083.90 : x
  2. Step 2: Convert to fraction form
    134,755,745.34/185,963,488.96 = 72,876,083.90/x
  3. Step 3: Cross multiply
    134,755,745.34x = 185,963,488.96 × 72,876,083.90
  4. Step 4: Simplify right side
    134,755,745.34x = 13,552,290,823,785,686
  5. Step 5: Solve for x
    x = 13,552,290,823,785,686/134,755,745.34
  6. Step 6: Final answer
    x = 100,569,298.84

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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.