Home / 87,254,416.80-130,881,625.20-36,119,440.80

Finding the Fourth Proportional to 87,254,416.80, 130,881,625.20 and 36,119,440.80

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Solution

The fourth proportional to 87,254,416.80, 130,881,625.20 and 36,119,440.80 is: 54,179,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,254,416.80 : 130,881,625.20 = 36,119,440.80 : x
  2. Step 2: Convert to fraction form
    87,254,416.80/130,881,625.20 = 36,119,440.80/x
  3. Step 3: Cross multiply
    87,254,416.80x = 130,881,625.20 × 36,119,440.80
  4. Step 4: Simplify right side
    87,254,416.80x = 4,727,371,113,219,188
  5. Step 5: Solve for x
    x = 4,727,371,113,219,188/87,254,416.80
  6. Step 6: Final answer
    x = 54,179,161.20

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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.