Home / 147,053,918.80-220,580,878.20-39,348,542.80

Finding the Fourth Proportional to 147,053,918.80, 220,580,878.20 and 39,348,542.80

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Solution

The fourth proportional to 147,053,918.80, 220,580,878.20 and 39,348,542.80 is: 59,022,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,053,918.80 : 220,580,878.20 = 39,348,542.80 : x
  2. Step 2: Convert to fraction form
    147,053,918.80/220,580,878.20 = 39,348,542.80/x
  3. Step 3: Cross multiply
    147,053,918.80x = 220,580,878.20 × 39,348,542.80
  4. Step 4: Simplify right side
    147,053,918.80x = 8,679,536,126,714,286
  5. Step 5: Solve for x
    x = 8,679,536,126,714,286/147,053,918.80
  6. Step 6: Final answer
    x = 59,022,814.20

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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.