Home / 82,676,548.80-124,015,148.17-33,493,331.16

Finding the Fourth Proportional to 82,676,548.80, 124,015,148.17 and 33,493,331.16

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Solution

The fourth proportional to 82,676,548.80, 124,015,148.17 and 33,493,331.16 is: 50,240,128.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,676,548.80 : 124,015,148.17 = 33,493,331.16 : x
  2. Step 2: Convert to fraction form
    82,676,548.80/124,015,148.17 = 33,493,331.16/x
  3. Step 3: Cross multiply
    82,676,548.80x = 124,015,148.17 × 33,493,331.16
  4. Step 4: Simplify right side
    82,676,548.80x = 4,153,680,426,430,545
  5. Step 5: Solve for x
    x = 4,153,680,426,430,545/82,676,548.80
  6. Step 6: Final answer
    x = 50,240,128.39

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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.