Home / 110,070,129.20-151,887,749.52-64,799,689.28

Finding the Fourth Proportional to 110,070,129.20, 151,887,749.52 and 64,799,689.28

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Solution

The fourth proportional to 110,070,129.20, 151,887,749.52 and 64,799,689.28 is: 89,418,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,070,129.20 : 151,887,749.52 = 64,799,689.28 : x
  2. Step 2: Convert to fraction form
    110,070,129.20/151,887,749.52 = 64,799,689.28/x
  3. Step 3: Cross multiply
    110,070,129.20x = 151,887,749.52 × 64,799,689.28
  4. Step 4: Simplify right side
    110,070,129.20x = 9,842,278,974,334,470
  5. Step 5: Solve for x
    x = 9,842,278,974,334,470/110,070,129.20
  6. Step 6: Final answer
    x = 89,418,255.85

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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.