Home / 296,544,080.80-444,816,121.20-78,194,000.80

Finding the Fourth Proportional to 296,544,080.80, 444,816,121.20 and 78,194,000.80

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Solution

The fourth proportional to 296,544,080.80, 444,816,121.20 and 78,194,000.80 is: 117,291,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,544,080.80 : 444,816,121.20 = 78,194,000.80 : x
  2. Step 2: Convert to fraction form
    296,544,080.80/444,816,121.20 = 78,194,000.80/x
  3. Step 3: Cross multiply
    296,544,080.80x = 444,816,121.20 × 78,194,000.80
  4. Step 4: Simplify right side
    296,544,080.80x = 34,781,952,136,965,696
  5. Step 5: Solve for x
    x = 34,781,952,136,965,696/296,544,080.80
  6. Step 6: Final answer
    x = 117,291,001.20

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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.