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Finding the Fourth Proportional to 674,259,153, 1,011,389,123.16 and 189,584,961

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Solution

The fourth proportional to 674,259,153, 1,011,389,123.16 and 189,584,961 is: 284,377,552.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,259,153 : 1,011,389,123.16 = 189,584,961 : x
  2. Step 2: Convert to fraction form
    674,259,153/1,011,389,123.16 = 189,584,961/x
  3. Step 3: Cross multiply
    674,259,153x = 1,011,389,123.16 × 189,584,961
  4. Step 4: Simplify right side
    674,259,153x = 191,744,167,470,112,800
  5. Step 5: Solve for x
    x = 191,744,167,470,112,800/674,259,153
  6. Step 6: Final answer
    x = 284,377,552.19

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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.