Home / 10,344,546,014.40-15,516,819,021.60-9,546,392,491.20

Finding the Fourth Proportional to 10,344,546,014.40, 15,516,819,021.60 and 9,546,392,491.20

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Solution

The fourth proportional to 10,344,546,014.40, 15,516,819,021.60 and 9,546,392,491.20 is: 14,319,588,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344,546,014.40 : 15,516,819,021.60 = 9,546,392,491.20 : x
  2. Step 2: Convert to fraction form
    10,344,546,014.40/15,516,819,021.60 = 9,546,392,491.20/x
  3. Step 3: Cross multiply
    10,344,546,014.40x = 15,516,819,021.60 × 9,546,392,491.20
  4. Step 4: Simplify right side
    10,344,546,014.40x = 148,129,644,595,111,591,936
  5. Step 5: Solve for x
    x = 148,129,644,595,111,591,936/10,344,546,014.40
  6. Step 6: Final answer
    x = 14,319,588,736.80

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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.