Home / 161,706,346.40-242,559,519.60-88,894,992.80

Finding the Fourth Proportional to 161,706,346.40, 242,559,519.60 and 88,894,992.80

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Solution

The fourth proportional to 161,706,346.40, 242,559,519.60 and 88,894,992.80 is: 133,342,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,706,346.40 : 242,559,519.60 = 88,894,992.80 : x
  2. Step 2: Convert to fraction form
    161,706,346.40/242,559,519.60 = 88,894,992.80/x
  3. Step 3: Cross multiply
    161,706,346.40x = 242,559,519.60 × 88,894,992.80
  4. Step 4: Simplify right side
    161,706,346.40x = 21,562,326,748,413,456
  5. Step 5: Solve for x
    x = 21,562,326,748,413,456/161,706,346.40
  6. Step 6: Final answer
    x = 133,342,489.20

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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.