Home / 749,231,998.40-1,122,336,343.20-749,231,998.40

Finding the Fourth Proportional to 749,231,998.40, 1,122,336,343.20 and 749,231,998.40

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Solution

The fourth proportional to 749,231,998.40, 1,122,336,343.20 and 749,231,998.40 is: 1,122,336,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,231,998.40 : 1,122,336,343.20 = 749,231,998.40 : x
  2. Step 2: Convert to fraction form
    749,231,998.40/1,122,336,343.20 = 749,231,998.40/x
  3. Step 3: Cross multiply
    749,231,998.40x = 1,122,336,343.20 × 749,231,998.40
  4. Step 4: Simplify right side
    749,231,998.40x = 840,890,301,292,684,288
  5. Step 5: Solve for x
    x = 840,890,301,292,684,288/749,231,998.40
  6. Step 6: Final answer
    x = 1,122,336,343.20

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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.