Home / 433,103,634.90-649,655,452.35-260,916,750.90

Finding the Fourth Proportional to 433,103,634.90, 649,655,452.35 and 260,916,750.90

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Solution

The fourth proportional to 433,103,634.90, 649,655,452.35 and 260,916,750.90 is: 391,375,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,103,634.90 : 649,655,452.35 = 260,916,750.90 : x
  2. Step 2: Convert to fraction form
    433,103,634.90/649,655,452.35 = 260,916,750.90/x
  3. Step 3: Cross multiply
    433,103,634.90x = 649,655,452.35 × 260,916,750.90
  4. Step 4: Simplify right side
    433,103,634.90x = 169,505,989,831,631,776
  5. Step 5: Solve for x
    x = 169,505,989,831,631,776/433,103,634.90
  6. Step 6: Final answer
    x = 391,375,126.35

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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.