Home / 75,375,436.80-113,063,155.20-49,547,404.20

Finding the Fourth Proportional to 75,375,436.80, 113,063,155.20 and 49,547,404.20

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Solution

The fourth proportional to 75,375,436.80, 113,063,155.20 and 49,547,404.20 is: 74,321,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,375,436.80 : 113,063,155.20 = 49,547,404.20 : x
  2. Step 2: Convert to fraction form
    75,375,436.80/113,063,155.20 = 49,547,404.20/x
  3. Step 3: Cross multiply
    75,375,436.80x = 113,063,155.20 × 49,547,404.20
  4. Step 4: Simplify right side
    75,375,436.80x = 5,601,985,850,821,732
  5. Step 5: Solve for x
    x = 5,601,985,850,821,732/75,375,436.80
  6. Step 6: Final answer
    x = 74,321,106.30

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1.5x scale

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.