Home / 118,096,053.60-177,144,080.40-72,510,031.20

Finding the Fourth Proportional to 118,096,053.60, 177,144,080.40 and 72,510,031.20

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Solution

The fourth proportional to 118,096,053.60, 177,144,080.40 and 72,510,031.20 is: 108,765,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,096,053.60 : 177,144,080.40 = 72,510,031.20 : x
  2. Step 2: Convert to fraction form
    118,096,053.60/177,144,080.40 = 72,510,031.20/x
  3. Step 3: Cross multiply
    118,096,053.60x = 177,144,080.40 × 72,510,031.20
  4. Step 4: Simplify right side
    118,096,053.60x = 12,844,722,796,699,310
  5. Step 5: Solve for x
    x = 12,844,722,796,699,310/118,096,053.60
  6. Step 6: Final answer
    x = 108,765,046.80

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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.