Home / 733,230,227.24-1,011,862,979.73-398,700,352.73

Finding the Fourth Proportional to 733,230,227.24, 1,011,862,979.73 and 398,700,352.73

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Solution

The fourth proportional to 733,230,227.24, 1,011,862,979.73 and 398,700,352.73 is: 550,209,350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,230,227.24 : 1,011,862,979.73 = 398,700,352.73 : x
  2. Step 2: Convert to fraction form
    733,230,227.24/1,011,862,979.73 = 398,700,352.73/x
  3. Step 3: Cross multiply
    733,230,227.24x = 1,011,862,979.73 × 398,700,352.73
  4. Step 4: Simplify right side
    733,230,227.24x = 403,430,126,927,720,576
  5. Step 5: Solve for x
    x = 403,430,126,927,720,576/733,230,227.24
  6. Step 6: Final answer
    x = 550,209,350.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.