Home / 1,099,694,432.60-1,649,541,648.90-372,683,144.60

Finding the Fourth Proportional to 1,099,694,432.60, 1,649,541,648.90 and 372,683,144.60

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Solution

The fourth proportional to 1,099,694,432.60, 1,649,541,648.90 and 372,683,144.60 is: 559,024,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,694,432.60 : 1,649,541,648.90 = 372,683,144.60 : x
  2. Step 2: Convert to fraction form
    1,099,694,432.60/1,649,541,648.90 = 372,683,144.60/x
  3. Step 3: Cross multiply
    1,099,694,432.60x = 1,649,541,648.90 × 372,683,144.60
  4. Step 4: Simplify right side
    1,099,694,432.60x = 614,756,368,860,721,152
  5. Step 5: Solve for x
    x = 614,756,368,860,721,152/1,099,694,432.60
  6. Step 6: Final answer
    x = 559,024,716.90

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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.