Home / 82,990,006.60-124,401,029.10-48,893,801.80

Finding the Fourth Proportional to 82,990,006.60, 124,401,029.10 and 48,893,801.80

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Solution

The fourth proportional to 82,990,006.60, 124,401,029.10 and 48,893,801.80 is: 73,291,225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,990,006.60 : 124,401,029.10 = 48,893,801.80 : x
  2. Step 2: Convert to fraction form
    82,990,006.60/124,401,029.10 = 48,893,801.80/x
  3. Step 3: Cross multiply
    82,990,006.60x = 124,401,029.10 × 48,893,801.80
  4. Step 4: Simplify right side
    82,990,006.60x = 6,082,439,260,531,432
  5. Step 5: Solve for x
    x = 6,082,439,260,531,432/82,990,006.60
  6. Step 6: Final answer
    x = 73,291,225.17

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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.