Home / 303,438,307.13-454,973,147.76-118,984,805.30

Finding the Fourth Proportional to 303,438,307.13, 454,973,147.76 and 118,984,805.30

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Solution

The fourth proportional to 303,438,307.13, 454,973,147.76 and 118,984,805.30 is: 178,404,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,438,307.13 : 454,973,147.76 = 118,984,805.30 : x
  2. Step 2: Convert to fraction form
    303,438,307.13/454,973,147.76 = 118,984,805.30/x
  3. Step 3: Cross multiply
    303,438,307.13x = 454,973,147.76 × 118,984,805.30
  4. Step 4: Simplify right side
    303,438,307.13x = 54,134,891,400,676,864
  5. Step 5: Solve for x
    x = 54,134,891,400,676,864/303,438,307.13
  6. Step 6: Final answer
    x = 178,404,934.81

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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.