Home / 749,146,408.60-1,123,719,612.90-733,840,907.80

Finding the Fourth Proportional to 749,146,408.60, 1,123,719,612.90 and 733,840,907.80

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Solution

The fourth proportional to 749,146,408.60, 1,123,719,612.90 and 733,840,907.80 is: 1,100,761,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,146,408.60 : 1,123,719,612.90 = 733,840,907.80 : x
  2. Step 2: Convert to fraction form
    749,146,408.60/1,123,719,612.90 = 733,840,907.80/x
  3. Step 3: Cross multiply
    749,146,408.60x = 1,123,719,612.90 × 733,840,907.80
  4. Step 4: Simplify right side
    749,146,408.60x = 824,631,420,843,200,640
  5. Step 5: Solve for x
    x = 824,631,420,843,200,640/749,146,408.60
  6. Step 6: Final answer
    x = 1,100,761,361.70

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1.5x scale

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.