Home / 732,970,210.34-1,011,491,704.22-398,422,827.97

Finding the Fourth Proportional to 732,970,210.34, 1,011,491,704.22 and 398,422,827.97

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Solution

The fourth proportional to 732,970,210.34, 1,011,491,704.22 and 398,422,827.97 is: 549,819,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,970,210.34 : 1,011,491,704.22 = 398,422,827.97 : x
  2. Step 2: Convert to fraction form
    732,970,210.34/1,011,491,704.22 = 398,422,827.97/x
  3. Step 3: Cross multiply
    732,970,210.34x = 1,011,491,704.22 × 398,422,827.97
  4. Step 4: Simplify right side
    732,970,210.34x = 403,001,385,263,527,232
  5. Step 5: Solve for x
    x = 403,001,385,263,527,232/732,970,210.34
  6. Step 6: Final answer
    x = 549,819,596.46

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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.