Home / 963,515,438.84-1,329,651,305.46-545,827,724.13

Finding the Fourth Proportional to 963,515,438.84, 1,329,651,305.46 and 545,827,724.13

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Solution

The fourth proportional to 963,515,438.84, 1,329,651,305.46 and 545,827,724.13 is: 753,242,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,515,438.84 : 1,329,651,305.46 = 545,827,724.13 : x
  2. Step 2: Convert to fraction form
    963,515,438.84/1,329,651,305.46 = 545,827,724.13/x
  3. Step 3: Cross multiply
    963,515,438.84x = 1,329,651,305.46 × 545,827,724.13
  4. Step 4: Simplify right side
    963,515,438.84x = 725,760,545,945,715,200
  5. Step 5: Solve for x
    x = 725,760,545,945,715,200/963,515,438.84
  6. Step 6: Final answer
    x = 753,242,259.22

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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.