Home / 125,822,861.64-173,546,107.50-83,985,833.16

Finding the Fourth Proportional to 125,822,861.64, 173,546,107.50 and 83,985,833.16

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Solution

The fourth proportional to 125,822,861.64, 173,546,107.50 and 83,985,833.16 is: 115,840,748.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,822,861.64 : 173,546,107.50 = 83,985,833.16 : x
  2. Step 2: Convert to fraction form
    125,822,861.64/173,546,107.50 = 83,985,833.16/x
  3. Step 3: Cross multiply
    125,822,861.64x = 173,546,107.50 × 83,985,833.16
  4. Step 4: Simplify right side
    125,822,861.64x = 14,575,414,430,062,424
  5. Step 5: Solve for x
    x = 14,575,414,430,062,424/125,822,861.64
  6. Step 6: Final answer
    x = 115,840,748.18

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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.