Home / 82,975,866.80-124,463,800.20-44,712,114.80

Finding the Fourth Proportional to 82,975,866.80, 124,463,800.20 and 44,712,114.80

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Solution

The fourth proportional to 82,975,866.80, 124,463,800.20 and 44,712,114.80 is: 67,068,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,975,866.80 : 124,463,800.20 = 44,712,114.80 : x
  2. Step 2: Convert to fraction form
    82,975,866.80/124,463,800.20 = 44,712,114.80/x
  3. Step 3: Cross multiply
    82,975,866.80x = 124,463,800.20 × 44,712,114.80
  4. Step 4: Simplify right side
    82,975,866.80x = 5,565,039,722,986,663
  5. Step 5: Solve for x
    x = 5,565,039,722,986,663/82,975,866.80
  6. Step 6: Final answer
    x = 67,068,172.20

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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.