Home / 125,758,189.85-173,544,524.39-70,753,915.13

Finding the Fourth Proportional to 125,758,189.85, 173,544,524.39 and 70,753,915.13

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Solution

The fourth proportional to 125,758,189.85, 173,544,524.39 and 70,753,915.13 is: 97,639,402.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,758,189.85 : 173,544,524.39 = 70,753,915.13 : x
  2. Step 2: Convert to fraction form
    125,758,189.85/173,544,524.39 = 70,753,915.13/x
  3. Step 3: Cross multiply
    125,758,189.85x = 173,544,524.39 × 70,753,915.13
  4. Step 4: Simplify right side
    125,758,189.85x = 12,278,954,549,275,438
  5. Step 5: Solve for x
    x = 12,278,954,549,275,438/125,758,189.85
  6. Step 6: Final answer
    x = 97,639,402.77

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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.