Home / 1,251,104,658.30-1,876,656,987.45-1,154,358,776.70

Finding the Fourth Proportional to 1,251,104,658.30, 1,876,656,987.45 and 1,154,358,776.70

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Solution

The fourth proportional to 1,251,104,658.30, 1,876,656,987.45 and 1,154,358,776.70 is: 1,731,538,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,104,658.30 : 1,876,656,987.45 = 1,154,358,776.70 : x
  2. Step 2: Convert to fraction form
    1,251,104,658.30/1,876,656,987.45 = 1,154,358,776.70/x
  3. Step 3: Cross multiply
    1,251,104,658.30x = 1,876,656,987.45 × 1,154,358,776.70
  4. Step 4: Simplify right side
    1,251,104,658.30x = 2,166,335,464,318,289,408
  5. Step 5: Solve for x
    x = 2,166,335,464,318,289,408/1,251,104,658.30
  6. Step 6: Final answer
    x = 1,731,538,165.05

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Double scale
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Similar ratio
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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.