Home / 87,493,733.17-131,210,205.86-48,691,399.21

Finding the Fourth Proportional to 87,493,733.17, 131,210,205.86 and 48,691,399.21

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Solution

The fourth proportional to 87,493,733.17, 131,210,205.86 and 48,691,399.21 is: 73,020,184.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,493,733.17 : 131,210,205.86 = 48,691,399.21 : x
  2. Step 2: Convert to fraction form
    87,493,733.17/131,210,205.86 = 48,691,399.21/x
  3. Step 3: Cross multiply
    87,493,733.17x = 131,210,205.86 × 48,691,399.21
  4. Step 4: Simplify right side
    87,493,733.17x = 6,388,808,513,712,085
  5. Step 5: Solve for x
    x = 6,388,808,513,712,085/87,493,733.17
  6. Step 6: Final answer
    x = 73,020,184.21

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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.