Home / 10,748,767,998.40-16,122,005,815.20-3,761,712,404.80

Finding the Fourth Proportional to 10,748,767,998.40, 16,122,005,815.20 and 3,761,712,404.80

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Solution

The fourth proportional to 10,748,767,998.40, 16,122,005,815.20 and 3,761,712,404.80 is: 5,642,167,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748,767,998.40 : 16,122,005,815.20 = 3,761,712,404.80 : x
  2. Step 2: Convert to fraction form
    10,748,767,998.40/16,122,005,815.20 = 3,761,712,404.80/x
  3. Step 3: Cross multiply
    10,748,767,998.40x = 16,122,005,815.20 × 3,761,712,404.80
  4. Step 4: Simplify right side
    10,748,767,998.40x = 60,646,349,265,295,581,184
  5. Step 5: Solve for x
    x = 60,646,349,265,295,581,184/10,748,767,998.40
  6. Step 6: Final answer
    x = 5,642,167,481.36

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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.