Home / 1,279,584,291.10-1,919,376,436.65-1,061,480,904.70

Finding the Fourth Proportional to 1,279,584,291.10, 1,919,376,436.65 and 1,061,480,904.70

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Solution

The fourth proportional to 1,279,584,291.10, 1,919,376,436.65 and 1,061,480,904.70 is: 1,592,221,357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,584,291.10 : 1,919,376,436.65 = 1,061,480,904.70 : x
  2. Step 2: Convert to fraction form
    1,279,584,291.10/1,919,376,436.65 = 1,061,480,904.70/x
  3. Step 3: Cross multiply
    1,279,584,291.10x = 1,919,376,436.65 × 1,061,480,904.70
  4. Step 4: Simplify right side
    1,279,584,291.10x = 2,037,381,436,435,104,512
  5. Step 5: Solve for x
    x = 2,037,381,436,435,104,512/1,279,584,291.10
  6. Step 6: Final answer
    x = 1,592,221,357.05

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Double scale
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Similar ratio
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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.