Home / 168,487,210.30-252,226,930.65-100,294,800.70

Finding the Fourth Proportional to 168,487,210.30, 252,226,930.65 and 100,294,800.70

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Solution

The fourth proportional to 168,487,210.30, 252,226,930.65 and 100,294,800.70 is: 150,142,255.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,487,210.30 : 252,226,930.65 = 100,294,800.70 : x
  2. Step 2: Convert to fraction form
    168,487,210.30/252,226,930.65 = 100,294,800.70/x
  3. Step 3: Cross multiply
    168,487,210.30x = 252,226,930.65 × 100,294,800.70
  4. Step 4: Simplify right side
    168,487,210.30x = 25,297,049,740,714,472
  5. Step 5: Solve for x
    x = 25,297,049,740,714,472/168,487,210.30
  6. Step 6: Final answer
    x = 150,142,255.28

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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.