Home / 963,247,777.90-1,329,392,207.19-539,975,760.64

Finding the Fourth Proportional to 963,247,777.90, 1,329,392,207.19 and 539,975,760.64

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Solution

The fourth proportional to 963,247,777.90, 1,329,392,207.19 and 539,975,760.64 is: 745,228,366.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,247,777.90 : 1,329,392,207.19 = 539,975,760.64 : x
  2. Step 2: Convert to fraction form
    963,247,777.90/1,329,392,207.19 = 539,975,760.64/x
  3. Step 3: Cross multiply
    963,247,777.90x = 1,329,392,207.19 × 539,975,760.64
  4. Step 4: Simplify right side
    963,247,777.90x = 717,839,568,266,308,736
  5. Step 5: Solve for x
    x = 717,839,568,266,308,736/963,247,777.90
  6. Step 6: Final answer
    x = 745,228,366.72

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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.