Home / 186,702,256.80-280,053,385.20-100,608,814.80

Finding the Fourth Proportional to 186,702,256.80, 280,053,385.20 and 100,608,814.80

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Solution

The fourth proportional to 186,702,256.80, 280,053,385.20 and 100,608,814.80 is: 150,913,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,702,256.80 : 280,053,385.20 = 100,608,814.80 : x
  2. Step 2: Convert to fraction form
    186,702,256.80/280,053,385.20 = 100,608,814.80/x
  3. Step 3: Cross multiply
    186,702,256.80x = 280,053,385.20 × 100,608,814.80
  4. Step 4: Simplify right side
    186,702,256.80x = 28,175,839,165,699,860
  5. Step 5: Solve for x
    x = 28,175,839,165,699,860/186,702,256.80
  6. Step 6: Final answer
    x = 150,913,222.20

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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.