Home / 12,909,023,195.72-17,822,677,254.90-10,535,822,037.80

Finding the Fourth Proportional to 12,909,023,195.72, 17,822,677,254.90 and 10,535,822,037.80

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Solution

The fourth proportional to 12,909,023,195.72, 17,822,677,254.90 and 10,535,822,037.80 is: 14,546,147,523.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,909,023,195.72 : 17,822,677,254.90 = 10,535,822,037.80 : x
  2. Step 2: Convert to fraction form
    12,909,023,195.72/17,822,677,254.90 = 10,535,822,037.80/x
  3. Step 3: Cross multiply
    12,909,023,195.72x = 17,822,677,254.90 × 10,535,822,037.80
  4. Step 4: Simplify right side
    12,909,023,195.72x = 187,776,555,794,772,230,144
  5. Step 5: Solve for x
    x = 187,776,555,794,772,230,144/12,909,023,195.72
  6. Step 6: Final answer
    x = 14,546,147,523.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.