Home / 979,776,002.40-1,469,664,003.60-957,101,186.40

Finding the Fourth Proportional to 979,776,002.40, 1,469,664,003.60 and 957,101,186.40

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Solution

The fourth proportional to 979,776,002.40, 1,469,664,003.60 and 957,101,186.40 is: 1,435,651,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,776,002.40 : 1,469,664,003.60 = 957,101,186.40 : x
  2. Step 2: Convert to fraction form
    979,776,002.40/1,469,664,003.60 = 957,101,186.40/x
  3. Step 3: Cross multiply
    979,776,002.40x = 1,469,664,003.60 × 957,101,186.40
  4. Step 4: Simplify right side
    979,776,002.40x = 1,406,617,161,454,933,760
  5. Step 5: Solve for x
    x = 1,406,617,161,454,933,760/979,776,002.40
  6. Step 6: Final answer
    x = 1,435,651,779.60

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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.