Home / 82,934,538.20-124,401,807.30-52,776,099.80

Finding the Fourth Proportional to 82,934,538.20, 124,401,807.30 and 52,776,099.80

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Solution

The fourth proportional to 82,934,538.20, 124,401,807.30 and 52,776,099.80 is: 79,164,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,934,538.20 : 124,401,807.30 = 52,776,099.80 : x
  2. Step 2: Convert to fraction form
    82,934,538.20/124,401,807.30 = 52,776,099.80/x
  3. Step 3: Cross multiply
    82,934,538.20x = 124,401,807.30 × 52,776,099.80
  4. Step 4: Simplify right side
    82,934,538.20x = 6,565,442,197,365,168
  5. Step 5: Solve for x
    x = 6,565,442,197,365,168/82,934,538.20
  6. Step 6: Final answer
    x = 79,164,149.70

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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.