Home / 1,134,288,009.20-1,701,432,013.80-964,982,716.40

Finding the Fourth Proportional to 1,134,288,009.20, 1,701,432,013.80 and 964,982,716.40

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Solution

The fourth proportional to 1,134,288,009.20, 1,701,432,013.80 and 964,982,716.40 is: 1,447,474,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,288,009.20 : 1,701,432,013.80 = 964,982,716.40 : x
  2. Step 2: Convert to fraction form
    1,134,288,009.20/1,701,432,013.80 = 964,982,716.40/x
  3. Step 3: Cross multiply
    1,134,288,009.20x = 1,701,432,013.80 × 964,982,716.40
  4. Step 4: Simplify right side
    1,134,288,009.20x = 1,641,852,486,446,646,272
  5. Step 5: Solve for x
    x = 1,641,852,486,446,646,272/1,134,288,009.20
  6. Step 6: Final answer
    x = 1,447,474,074.60

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Half scale
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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.