Home / 10,344,546,010.90-15,516,819,016.35-9,546,392,487.70

Finding the Fourth Proportional to 10,344,546,010.90, 15,516,819,016.35 and 9,546,392,487.70

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Solution

The fourth proportional to 10,344,546,010.90, 15,516,819,016.35 and 9,546,392,487.70 is: 14,319,588,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344,546,010.90 : 15,516,819,016.35 = 9,546,392,487.70 : x
  2. Step 2: Convert to fraction form
    10,344,546,010.90/15,516,819,016.35 = 9,546,392,487.70/x
  3. Step 3: Cross multiply
    10,344,546,010.90x = 15,516,819,016.35 × 9,546,392,487.70
  4. Step 4: Simplify right side
    10,344,546,010.90x = 148,129,644,490,684,170,240
  5. Step 5: Solve for x
    x = 148,129,644,490,684,170,240/10,344,546,010.90
  6. Step 6: Final answer
    x = 14,319,588,731.55

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Double scale
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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.