Home / 87,544,524.79-120,813,722-48,386,919.16

Finding the Fourth Proportional to 87,544,524.79, 120,813,722 and 48,386,919.16

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Solution

The fourth proportional to 87,544,524.79, 120,813,722 and 48,386,919.16 is: 66,775,207.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,544,524.79 : 120,813,722 = 48,386,919.16 : x
  2. Step 2: Convert to fraction form
    87,544,524.79/120,813,722 = 48,386,919.16/x
  3. Step 3: Cross multiply
    87,544,524.79x = 120,813,722 × 48,386,919.16
  4. Step 4: Simplify right side
    87,544,524.79x = 5,845,803,799,832,713
  5. Step 5: Solve for x
    x = 5,845,803,799,832,713/87,544,524.79
  6. Step 6: Final answer
    x = 66,775,207.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.