Home / 503,587,675.40-755,381,513.10-299,010,446.60

Finding the Fourth Proportional to 503,587,675.40, 755,381,513.10 and 299,010,446.60

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Solution

The fourth proportional to 503,587,675.40, 755,381,513.10 and 299,010,446.60 is: 448,515,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,587,675.40 : 755,381,513.10 = 299,010,446.60 : x
  2. Step 2: Convert to fraction form
    503,587,675.40/755,381,513.10 = 299,010,446.60/x
  3. Step 3: Cross multiply
    503,587,675.40x = 755,381,513.10 × 299,010,446.60
  4. Step 4: Simplify right side
    503,587,675.40x = 225,866,963,585,414,784
  5. Step 5: Solve for x
    x = 225,866,963,585,414,784/503,587,675.40
  6. Step 6: Final answer
    x = 448,515,669.90

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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.