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Finding the Fourth Proportional to 898,135,281.40, 1,347,202,922.10 and 898,135,281.40

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Solution

The fourth proportional to 898,135,281.40, 1,347,202,922.10 and 898,135,281.40 is: 1,347,202,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,135,281.40 : 1,347,202,922.10 = 898,135,281.40 : x
  2. Step 2: Convert to fraction form
    898,135,281.40/1,347,202,922.10 = 898,135,281.40/x
  3. Step 3: Cross multiply
    898,135,281.40x = 1,347,202,922.10 × 898,135,281.40
  4. Step 4: Simplify right side
    898,135,281.40x = 1,209,970,475,543,185,664
  5. Step 5: Solve for x
    x = 1,209,970,475,543,185,664/898,135,281.40
  6. Step 6: Final answer
    x = 1,347,202,922.10

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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.