Home / 10,126,841,793.60-15,195,442,479.84-4,820,949,019.20

Finding the Fourth Proportional to 10,126,841,793.60, 15,195,442,479.84 and 4,820,949,019.20

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Solution

The fourth proportional to 10,126,841,793.60, 15,195,442,479.84 and 4,820,949,019.20 is: 7,233,889,401.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,841,793.60 : 15,195,442,479.84 = 4,820,949,019.20 : x
  2. Step 2: Convert to fraction form
    10,126,841,793.60/15,195,442,479.84 = 4,820,949,019.20/x
  3. Step 3: Cross multiply
    10,126,841,793.60x = 15,195,442,479.84 × 4,820,949,019.20
  4. Step 4: Simplify right side
    10,126,841,793.60x = 73,256,453,519,494,660,096
  5. Step 5: Solve for x
    x = 73,256,453,519,494,660,096/10,126,841,793.60
  6. Step 6: Final answer
    x = 7,233,889,401.31

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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.