Home / 221,261,242.60-331,891,863.90-59,702,919.40

Finding the Fourth Proportional to 221,261,242.60, 331,891,863.90 and 59,702,919.40

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Solution

The fourth proportional to 221,261,242.60, 331,891,863.90 and 59,702,919.40 is: 89,554,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,261,242.60 : 331,891,863.90 = 59,702,919.40 : x
  2. Step 2: Convert to fraction form
    221,261,242.60/331,891,863.90 = 59,702,919.40/x
  3. Step 3: Cross multiply
    221,261,242.60x = 331,891,863.90 × 59,702,919.40
  4. Step 4: Simplify right side
    221,261,242.60x = 19,814,913,199,937,468
  5. Step 5: Solve for x
    x = 19,814,913,199,937,468/221,261,242.60
  6. Step 6: Final answer
    x = 89,554,379.10

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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.