Home / 497,866,113.40-746,799,170.10-210,614,452.60

Finding the Fourth Proportional to 497,866,113.40, 746,799,170.10 and 210,614,452.60

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Solution

The fourth proportional to 497,866,113.40, 746,799,170.10 and 210,614,452.60 is: 315,921,678.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,866,113.40 : 746,799,170.10 = 210,614,452.60 : x
  2. Step 2: Convert to fraction form
    497,866,113.40/746,799,170.10 = 210,614,452.60/x
  3. Step 3: Cross multiply
    497,866,113.40x = 746,799,170.10 × 210,614,452.60
  4. Step 4: Simplify right side
    497,866,113.40x = 157,286,698,412,745,792
  5. Step 5: Solve for x
    x = 157,286,698,412,745,792/497,866,113.40
  6. Step 6: Final answer
    x = 315,921,678.90

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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.