Home / 125,918,189.46-173,762,513.89-70,160,728.95

Finding the Fourth Proportional to 125,918,189.46, 173,762,513.89 and 70,160,728.95

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Solution

The fourth proportional to 125,918,189.46, 173,762,513.89 and 70,160,728.95 is: 96,819,249.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,918,189.46 : 173,762,513.89 = 70,160,728.95 : x
  2. Step 2: Convert to fraction form
    125,918,189.46/173,762,513.89 = 70,160,728.95/x
  3. Step 3: Cross multiply
    125,918,189.46x = 173,762,513.89 × 70,160,728.95
  4. Step 4: Simplify right side
    125,918,189.46x = 12,191,304,638,531,498
  5. Step 5: Solve for x
    x = 12,191,304,638,531,498/125,918,189.46
  6. Step 6: Final answer
    x = 96,819,249.79

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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.