Home / 122,318,775.52-168,799,937.88-67,314,632.02

Finding the Fourth Proportional to 122,318,775.52, 168,799,937.88 and 67,314,632.02

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Solution

The fourth proportional to 122,318,775.52, 168,799,937.88 and 67,314,632.02 is: 92,894,207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,318,775.52 : 168,799,937.88 = 67,314,632.02 : x
  2. Step 2: Convert to fraction form
    122,318,775.52/168,799,937.88 = 67,314,632.02/x
  3. Step 3: Cross multiply
    122,318,775.52x = 168,799,937.88 × 67,314,632.02
  4. Step 4: Simplify right side
    122,318,775.52x = 11,362,705,703,391,058
  5. Step 5: Solve for x
    x = 11,362,705,703,391,058/122,318,775.52
  6. Step 6: Final answer
    x = 92,894,207.41

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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.