Home / 200,103,894.19-275,924,089.87-130,359,939.31

Finding the Fourth Proportional to 200,103,894.19, 275,924,089.87 and 130,359,939.31

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Solution

The fourth proportional to 200,103,894.19, 275,924,089.87 and 130,359,939.31 is: 179,753,861.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,103,894.19 : 275,924,089.87 = 130,359,939.31 : x
  2. Step 2: Convert to fraction form
    200,103,894.19/275,924,089.87 = 130,359,939.31/x
  3. Step 3: Cross multiply
    200,103,894.19x = 275,924,089.87 × 130,359,939.31
  4. Step 4: Simplify right side
    200,103,894.19x = 35,969,447,609,620,188
  5. Step 5: Solve for x
    x = 35,969,447,609,620,188/200,103,894.19
  6. Step 6: Final answer
    x = 179,753,861.14

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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.