Home / 125,822,862.64-173,546,108.88-83,985,834.16

Finding the Fourth Proportional to 125,822,862.64, 173,546,108.88 and 83,985,834.16

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Solution

The fourth proportional to 125,822,862.64, 173,546,108.88 and 83,985,834.16 is: 115,840,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,822,862.64 : 173,546,108.88 = 83,985,834.16 : x
  2. Step 2: Convert to fraction form
    125,822,862.64/173,546,108.88 = 83,985,834.16/x
  3. Step 3: Cross multiply
    125,822,862.64x = 173,546,108.88 × 83,985,834.16
  4. Step 4: Simplify right side
    125,822,862.64x = 14,575,414,719,508,982
  5. Step 5: Solve for x
    x = 14,575,414,719,508,982/125,822,862.64
  6. Step 6: Final answer
    x = 115,840,749.56

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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.