Home / 87,218,202.30-130,827,303.45-60,008,423.10

Finding the Fourth Proportional to 87,218,202.30, 130,827,303.45 and 60,008,423.10

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Solution

The fourth proportional to 87,218,202.30, 130,827,303.45 and 60,008,423.10 is: 90,012,634.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,218,202.30 : 130,827,303.45 = 60,008,423.10 : x
  2. Step 2: Convert to fraction form
    87,218,202.30/130,827,303.45 = 60,008,423.10/x
  3. Step 3: Cross multiply
    87,218,202.30x = 130,827,303.45 × 60,008,423.10
  4. Step 4: Simplify right side
    87,218,202.30x = 7,850,740,178,459,690
  5. Step 5: Solve for x
    x = 7,850,740,178,459,690/87,218,202.30
  6. Step 6: Final answer
    x = 90,012,634.65

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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.