Home / 756,644,803.20-1,134,967,204.80-498,151,900.80

Finding the Fourth Proportional to 756,644,803.20, 1,134,967,204.80 and 498,151,900.80

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Solution

The fourth proportional to 756,644,803.20, 1,134,967,204.80 and 498,151,900.80 is: 747,227,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,644,803.20 : 1,134,967,204.80 = 498,151,900.80 : x
  2. Step 2: Convert to fraction form
    756,644,803.20/1,134,967,204.80 = 498,151,900.80/x
  3. Step 3: Cross multiply
    756,644,803.20x = 1,134,967,204.80 × 498,151,900.80
  4. Step 4: Simplify right side
    756,644,803.20x = 565,386,070,416,782,848
  5. Step 5: Solve for x
    x = 565,386,070,416,782,848/756,644,803.20
  6. Step 6: Final answer
    x = 747,227,851.20

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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.