Home / 112,073,950.13-154,665,897.07-65,027,471

Finding the Fourth Proportional to 112,073,950.13, 154,665,897.07 and 65,027,471

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Solution

The fourth proportional to 112,073,950.13, 154,665,897.07 and 65,027,471 is: 89,740,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,073,950.13 : 154,665,897.07 = 65,027,471 : x
  2. Step 2: Convert to fraction form
    112,073,950.13/154,665,897.07 = 65,027,471/x
  3. Step 3: Cross multiply
    112,073,950.13x = 154,665,897.07 × 65,027,471
  4. Step 4: Simplify right side
    112,073,950.13x = 10,057,532,136,408,410
  5. Step 5: Solve for x
    x = 10,057,532,136,408,410/112,073,950.13
  6. Step 6: Final answer
    x = 89,740,141.44

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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.