Home / 1,356,445,255.80-2,034,667,883.70-667,697,719.80

Finding the Fourth Proportional to 1,356,445,255.80, 2,034,667,883.70 and 667,697,719.80

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Solution

The fourth proportional to 1,356,445,255.80, 2,034,667,883.70 and 667,697,719.80 is: 1,001,546,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,445,255.80 : 2,034,667,883.70 = 667,697,719.80 : x
  2. Step 2: Convert to fraction form
    1,356,445,255.80/2,034,667,883.70 = 667,697,719.80/x
  3. Step 3: Cross multiply
    1,356,445,255.80x = 2,034,667,883.70 × 667,697,719.80
  4. Step 4: Simplify right side
    1,356,445,255.80x = 1,358,543,106,496,781,568
  5. Step 5: Solve for x
    x = 1,358,543,106,496,781,568/1,356,445,255.80
  6. Step 6: Final answer
    x = 1,001,546,579.70

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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.