Home / 103,486,266.10-155,229,399.15-52,467,930.10

Finding the Fourth Proportional to 103,486,266.10, 155,229,399.15 and 52,467,930.10

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Solution

The fourth proportional to 103,486,266.10, 155,229,399.15 and 52,467,930.10 is: 78,701,895.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,486,266.10 : 155,229,399.15 = 52,467,930.10 : x
  2. Step 2: Convert to fraction form
    103,486,266.10/155,229,399.15 = 52,467,930.10/x
  3. Step 3: Cross multiply
    103,486,266.10x = 155,229,399.15 × 52,467,930.10
  4. Step 4: Simplify right side
    103,486,266.10x = 8,144,565,264,067,200
  5. Step 5: Solve for x
    x = 8,144,565,264,067,200/103,486,266.10
  6. Step 6: Final answer
    x = 78,701,895.15

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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.