Home / 87,366,944.90-131,050,417.35-53,354,720.90

Finding the Fourth Proportional to 87,366,944.90, 131,050,417.35 and 53,354,720.90

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Solution

The fourth proportional to 87,366,944.90, 131,050,417.35 and 53,354,720.90 is: 80,032,081.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,366,944.90 : 131,050,417.35 = 53,354,720.90 : x
  2. Step 2: Convert to fraction form
    87,366,944.90/131,050,417.35 = 53,354,720.90/x
  3. Step 3: Cross multiply
    87,366,944.90x = 131,050,417.35 × 53,354,720.90
  4. Step 4: Simplify right side
    87,366,944.90x = 6,992,158,441,537,767
  5. Step 5: Solve for x
    x = 6,992,158,441,537,767/87,366,944.90
  6. Step 6: Final answer
    x = 80,032,081.35

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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.