Home / 454,208,061.60-681,312,092.40-449,430,487.20

Finding the Fourth Proportional to 454,208,061.60, 681,312,092.40 and 449,430,487.20

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Solution

The fourth proportional to 454,208,061.60, 681,312,092.40 and 449,430,487.20 is: 674,145,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,208,061.60 : 681,312,092.40 = 449,430,487.20 : x
  2. Step 2: Convert to fraction form
    454,208,061.60/681,312,092.40 = 449,430,487.20/x
  3. Step 3: Cross multiply
    454,208,061.60x = 681,312,092.40 × 449,430,487.20
  4. Step 4: Simplify right side
    454,208,061.60x = 306,202,425,622,583,424
  5. Step 5: Solve for x
    x = 306,202,425,622,583,424/454,208,061.60
  6. Step 6: Final answer
    x = 674,145,730.80

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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.