Home / 963,247,889.25-1,329,392,359.80-539,975,871

Finding the Fourth Proportional to 963,247,889.25, 1,329,392,359.80 and 539,975,871

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Solution

The fourth proportional to 963,247,889.25, 1,329,392,359.80 and 539,975,871 is: 745,228,518.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,247,889.25 : 1,329,392,359.80 = 539,975,871 : x
  2. Step 2: Convert to fraction form
    963,247,889.25/1,329,392,359.80 = 539,975,871/x
  3. Step 3: Cross multiply
    963,247,889.25x = 1,329,392,359.80 × 539,975,871
  4. Step 4: Simplify right side
    963,247,889.25x = 717,839,797,383,750,400
  5. Step 5: Solve for x
    x = 717,839,797,383,750,400/963,247,889.25
  6. Step 6: Final answer
    x = 745,228,518.43

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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.