Home / 168,551,992.20-252,844,828.20-45,732,259.20

Finding the Fourth Proportional to 168,551,992.20, 252,844,828.20 and 45,732,259.20

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Solution

The fourth proportional to 168,551,992.20, 252,844,828.20 and 45,732,259.20 is: 68,602,957.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,551,992.20 : 252,844,828.20 = 45,732,259.20 : x
  2. Step 2: Convert to fraction form
    168,551,992.20/252,844,828.20 = 45,732,259.20/x
  3. Step 3: Cross multiply
    168,551,992.20x = 252,844,828.20 × 45,732,259.20
  4. Step 4: Simplify right side
    168,551,992.20x = 11,563,165,220,621,870
  5. Step 5: Solve for x
    x = 11,563,165,220,621,870/168,551,992.20
  6. Step 6: Final answer
    x = 68,602,957.87

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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.