Home / 963,247,867.50-1,329,392,329.74-539,975,849.22

Finding the Fourth Proportional to 963,247,867.50, 1,329,392,329.74 and 539,975,849.22

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Solution

The fourth proportional to 963,247,867.50, 1,329,392,329.74 and 539,975,849.22 is: 745,228,488.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,247,867.50 : 1,329,392,329.74 = 539,975,849.22 : x
  2. Step 2: Convert to fraction form
    963,247,867.50/1,329,392,329.74 = 539,975,849.22/x
  3. Step 3: Cross multiply
    963,247,867.50x = 1,329,392,329.74 × 539,975,849.22
  4. Step 4: Simplify right side
    963,247,867.50x = 717,839,752,197,910,784
  5. Step 5: Solve for x
    x = 717,839,752,197,910,784/963,247,867.50
  6. Step 6: Final answer
    x = 745,228,488.34

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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.