Home / 79,773,565.03-119,625,594.74-42,373,996.51

Finding the Fourth Proportional to 79,773,565.03, 119,625,594.74 and 42,373,996.51

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Solution

The fourth proportional to 79,773,565.03, 119,625,594.74 and 42,373,996.51 is: 63,542,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,773,565.03 : 119,625,594.74 = 42,373,996.51 : x
  2. Step 2: Convert to fraction form
    79,773,565.03/119,625,594.74 = 42,373,996.51/x
  3. Step 3: Cross multiply
    79,773,565.03x = 119,625,594.74 × 42,373,996.51
  4. Step 4: Simplify right side
    79,773,565.03x = 5,069,014,534,119,458
  5. Step 5: Solve for x
    x = 5,069,014,534,119,458/79,773,565.03
  6. Step 6: Final answer
    x = 63,542,534.83

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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.