Home / 119,671,402.68-179,561,646.37-61,419,987.30

Finding the Fourth Proportional to 119,671,402.68, 179,561,646.37 and 61,419,987.30

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Solution

The fourth proportional to 119,671,402.68, 179,561,646.37 and 61,419,987.30 is: 92,157,974.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,671,402.68 : 179,561,646.37 = 61,419,987.30 : x
  2. Step 2: Convert to fraction form
    119,671,402.68/179,561,646.37 = 61,419,987.30/x
  3. Step 3: Cross multiply
    119,671,402.68x = 179,561,646.37 × 61,419,987.30
  4. Step 4: Simplify right side
    119,671,402.68x = 11,028,674,039,680,150
  5. Step 5: Solve for x
    x = 11,028,674,039,680,150/119,671,402.68
  6. Step 6: Final answer
    x = 92,157,974.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.