Home / 266,595,612.28-367,812,841.80-155,062,777.30

Finding the Fourth Proportional to 266,595,612.28, 367,812,841.80 and 155,062,777.30

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Solution

The fourth proportional to 266,595,612.28, 367,812,841.80 and 155,062,777.30 is: 213,934,806.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,595,612.28 : 367,812,841.80 = 155,062,777.30 : x
  2. Step 2: Convert to fraction form
    266,595,612.28/367,812,841.80 = 155,062,777.30/x
  3. Step 3: Cross multiply
    266,595,612.28x = 367,812,841.80 × 155,062,777.30
  4. Step 4: Simplify right side
    266,595,612.28x = 57,034,080,776,113,536
  5. Step 5: Solve for x
    x = 57,034,080,776,113,536/266,595,612.28
  6. Step 6: Final answer
    x = 213,934,806.68

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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.