Home / 161,490,001.60-242,235,002.40-96,992,747.20

Finding the Fourth Proportional to 161,490,001.60, 242,235,002.40 and 96,992,747.20

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Solution

The fourth proportional to 161,490,001.60, 242,235,002.40 and 96,992,747.20 is: 145,489,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,490,001.60 : 242,235,002.40 = 96,992,747.20 : x
  2. Step 2: Convert to fraction form
    161,490,001.60/242,235,002.40 = 96,992,747.20/x
  3. Step 3: Cross multiply
    161,490,001.60x = 242,235,002.40 × 96,992,747.20
  4. Step 4: Simplify right side
    161,490,001.60x = 23,495,038,350,774,596
  5. Step 5: Solve for x
    x = 23,495,038,350,774,596/161,490,001.60
  6. Step 6: Final answer
    x = 145,489,120.80

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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.