Home / 1,356,445,248.30-2,034,667,872.45-667,697,712.30

Finding the Fourth Proportional to 1,356,445,248.30, 2,034,667,872.45 and 667,697,712.30

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Solution

The fourth proportional to 1,356,445,248.30, 2,034,667,872.45 and 667,697,712.30 is: 1,001,546,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,445,248.30 : 2,034,667,872.45 = 667,697,712.30 : x
  2. Step 2: Convert to fraction form
    1,356,445,248.30/2,034,667,872.45 = 667,697,712.30/x
  3. Step 3: Cross multiply
    1,356,445,248.30x = 2,034,667,872.45 × 667,697,712.30
  4. Step 4: Simplify right side
    1,356,445,248.30x = 1,358,543,083,725,173,248
  5. Step 5: Solve for x
    x = 1,358,543,083,725,173,248/1,356,445,248.30
  6. Step 6: Final answer
    x = 1,001,546,568.45

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Double scale
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1.5x scale

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.