Home / 79,909,363.20-119,864,044.80-41,645,611.20

Finding the Fourth Proportional to 79,909,363.20, 119,864,044.80 and 41,645,611.20

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Solution

The fourth proportional to 79,909,363.20, 119,864,044.80 and 41,645,611.20 is: 62,468,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,909,363.20 : 119,864,044.80 = 41,645,611.20 : x
  2. Step 2: Convert to fraction form
    79,909,363.20/119,864,044.80 = 41,645,611.20/x
  3. Step 3: Cross multiply
    79,909,363.20x = 119,864,044.80 × 41,645,611.20
  4. Step 4: Simplify right side
    79,909,363.20x = 4,991,811,406,600,182
  5. Step 5: Solve for x
    x = 4,991,811,406,600,182/79,909,363.20
  6. Step 6: Final answer
    x = 62,468,416.80

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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.