Home / 498,226,656.80-747,339,985.20-170,593,280.30

Finding the Fourth Proportional to 498,226,656.80, 747,339,985.20 and 170,593,280.30

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Solution

The fourth proportional to 498,226,656.80, 747,339,985.20 and 170,593,280.30 is: 255,889,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,226,656.80 : 747,339,985.20 = 170,593,280.30 : x
  2. Step 2: Convert to fraction form
    498,226,656.80/747,339,985.20 = 170,593,280.30/x
  3. Step 3: Cross multiply
    498,226,656.80x = 747,339,985.20 × 170,593,280.30
  4. Step 4: Simplify right side
    498,226,656.80x = 127,491,179,574,621,472
  5. Step 5: Solve for x
    x = 127,491,179,574,621,472/498,226,656.80
  6. Step 6: Final answer
    x = 255,889,920.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.