Home / 266,595,595.13-367,812,818.05-155,062,760.11

Finding the Fourth Proportional to 266,595,595.13, 367,812,818.05 and 155,062,760.11

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Solution

The fourth proportional to 266,595,595.13, 367,812,818.05 and 155,062,760.11 is: 213,934,782.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,595,595.13 : 367,812,818.05 = 155,062,760.11 : x
  2. Step 2: Convert to fraction form
    266,595,595.13/367,812,818.05 = 155,062,760.11/x
  3. Step 3: Cross multiply
    266,595,595.13x = 367,812,818.05 × 155,062,760.11
  4. Step 4: Simplify right side
    266,595,595.13x = 57,034,070,771,937,200
  5. Step 5: Solve for x
    x = 57,034,070,771,937,200/266,595,595.13
  6. Step 6: Final answer
    x = 213,934,782.92

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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.