Home / 674,259,155.25-1,011,389,126.54-189,584,963.25

Finding the Fourth Proportional to 674,259,155.25, 1,011,389,126.54 and 189,584,963.25

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Solution

The fourth proportional to 674,259,155.25, 1,011,389,126.54 and 189,584,963.25 is: 284,377,555.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,259,155.25 : 1,011,389,126.54 = 189,584,963.25 : x
  2. Step 2: Convert to fraction form
    674,259,155.25/1,011,389,126.54 = 189,584,963.25/x
  3. Step 3: Cross multiply
    674,259,155.25x = 1,011,389,126.54 × 189,584,963.25
  4. Step 4: Simplify right side
    674,259,155.25x = 191,744,170,386,535,488
  5. Step 5: Solve for x
    x = 191,744,170,386,535,488/674,259,155.25
  6. Step 6: Final answer
    x = 284,377,555.56

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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.