Home / 1,120,491,158.08-1,546,408,956.72-931,986,882.40

Finding the Fourth Proportional to 1,120,491,158.08, 1,546,408,956.72 and 931,986,882.40

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Solution

The fourth proportional to 1,120,491,158.08, 1,546,408,956.72 and 931,986,882.40 is: 1,286,250,991.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,491,158.08 : 1,546,408,956.72 = 931,986,882.40 : x
  2. Step 2: Convert to fraction form
    1,120,491,158.08/1,546,408,956.72 = 931,986,882.40/x
  3. Step 3: Cross multiply
    1,120,491,158.08x = 1,546,408,956.72 × 931,986,882.40
  4. Step 4: Simplify right side
    1,120,491,158.08x = 1,441,232,862,488,909,312
  5. Step 5: Solve for x
    x = 1,441,232,862,488,909,312/1,120,491,158.08
  6. Step 6: Final answer
    x = 1,286,250,991.00

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.