Home / 220,053,763.80-330,091,948.80-56,292,938.82

Finding the Fourth Proportional to 220,053,763.80, 330,091,948.80 and 56,292,938.82

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Solution

The fourth proportional to 220,053,763.80, 330,091,948.80 and 56,292,938.82 is: 84,442,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,053,763.80 : 330,091,948.80 = 56,292,938.82 : x
  2. Step 2: Convert to fraction form
    220,053,763.80/330,091,948.80 = 56,292,938.82/x
  3. Step 3: Cross multiply
    220,053,763.80x = 330,091,948.80 × 56,292,938.82
  4. Step 4: Simplify right side
    220,053,763.80x = 18,581,845,878,772,972
  5. Step 5: Solve for x
    x = 18,581,845,878,772,972/220,053,763.80
  6. Step 6: Final answer
    x = 84,442,299.73

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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.