Home / 119,564,414.40-179,378,114.40-42,879,446.40

Finding the Fourth Proportional to 119,564,414.40, 179,378,114.40 and 42,879,446.40

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Solution

The fourth proportional to 119,564,414.40, 179,378,114.40 and 42,879,446.40 is: 64,330,463.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,564,414.40 : 179,378,114.40 = 42,879,446.40 : x
  2. Step 2: Convert to fraction form
    119,564,414.40/179,378,114.40 = 42,879,446.40/x
  3. Step 3: Cross multiply
    119,564,414.40x = 179,378,114.40 × 42,879,446.40
  4. Step 4: Simplify right side
    119,564,414.40x = 7,691,634,241,747,868
  5. Step 5: Solve for x
    x = 7,691,634,241,747,868/119,564,414.40
  6. Step 6: Final answer
    x = 64,330,463.88

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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.