Home / 923,508,153.16-1,274,441,938.46-500,125,100.90

Finding the Fourth Proportional to 923,508,153.16, 1,274,441,938.46 and 500,125,100.90

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Solution

The fourth proportional to 923,508,153.16, 1,274,441,938.46 and 500,125,100.90 is: 690,173,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,508,153.16 : 1,274,441,938.46 = 500,125,100.90 : x
  2. Step 2: Convert to fraction form
    923,508,153.16/1,274,441,938.46 = 500,125,100.90/x
  3. Step 3: Cross multiply
    923,508,153.16x = 1,274,441,938.46 × 500,125,100.90
  4. Step 4: Simplify right side
    923,508,153.16x = 637,380,403,056,526,720
  5. Step 5: Solve for x
    x = 637,380,403,056,526,720/923,508,153.16
  6. Step 6: Final answer
    x = 690,173,011.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.