Home / 75,006,064.80-112,425,116.40-42,673,456.80

Finding the Fourth Proportional to 75,006,064.80, 112,425,116.40 and 42,673,456.80

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Solution

The fourth proportional to 75,006,064.80, 112,425,116.40 and 42,673,456.80 is: 63,962,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,006,064.80 : 112,425,116.40 = 42,673,456.80 : x
  2. Step 2: Convert to fraction form
    75,006,064.80/112,425,116.40 = 42,673,456.80/x
  3. Step 3: Cross multiply
    75,006,064.80x = 112,425,116.40 × 42,673,456.80
  4. Step 4: Simplify right side
    75,006,064.80x = 4,797,568,347,930,371
  5. Step 5: Solve for x
    x = 4,797,568,347,930,371/75,006,064.80
  6. Step 6: Final answer
    x = 63,962,405.72

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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.