Home / 979,830,016.90-1,469,745,025.35-957,155,200.90

Finding the Fourth Proportional to 979,830,016.90, 1,469,745,025.35 and 957,155,200.90

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Solution

The fourth proportional to 979,830,016.90, 1,469,745,025.35 and 957,155,200.90 is: 1,435,732,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,830,016.90 : 1,469,745,025.35 = 957,155,200.90 : x
  2. Step 2: Convert to fraction form
    979,830,016.90/1,469,745,025.35 = 957,155,200.90/x
  3. Step 3: Cross multiply
    979,830,016.90x = 1,469,745,025.35 × 957,155,200.90
  4. Step 4: Simplify right side
    979,830,016.90x = 1,406,774,095,010,654,720
  5. Step 5: Solve for x
    x = 1,406,774,095,010,654,720/979,830,016.90
  6. Step 6: Final answer
    x = 1,435,732,801.35

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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.