Home / 157,464,003.60-236,196,005.40-79,979,905.80

Finding the Fourth Proportional to 157,464,003.60, 236,196,005.40 and 79,979,905.80

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Solution

The fourth proportional to 157,464,003.60, 236,196,005.40 and 79,979,905.80 is: 119,969,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,003.60 : 236,196,005.40 = 79,979,905.80 : x
  2. Step 2: Convert to fraction form
    157,464,003.60/236,196,005.40 = 79,979,905.80/x
  3. Step 3: Cross multiply
    157,464,003.60x = 236,196,005.40 × 79,979,905.80
  4. Step 4: Simplify right side
    157,464,003.60x = 18,890,934,262,228,292
  5. Step 5: Solve for x
    x = 18,890,934,262,228,292/157,464,003.60
  6. Step 6: Final answer
    x = 119,969,858.70

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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.