Home / 227,403,419.10-341,105,128.65-81,841,729.20

Finding the Fourth Proportional to 227,403,419.10, 341,105,128.65 and 81,841,729.20

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Solution

The fourth proportional to 227,403,419.10, 341,105,128.65 and 81,841,729.20 is: 122,762,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,403,419.10 : 341,105,128.65 = 81,841,729.20 : x
  2. Step 2: Convert to fraction form
    227,403,419.10/341,105,128.65 = 81,841,729.20/x
  3. Step 3: Cross multiply
    227,403,419.10x = 341,105,128.65 × 81,841,729.20
  4. Step 4: Simplify right side
    227,403,419.10x = 27,916,633,567,704,460
  5. Step 5: Solve for x
    x = 27,916,633,567,704,460/227,403,419.10
  6. Step 6: Final answer
    x = 122,762,593.80

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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.