Home / 415,098,605.26-572,842,880.88-247,849,481.67

Finding the Fourth Proportional to 415,098,605.26, 572,842,880.88 and 247,849,481.67

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Solution

The fourth proportional to 415,098,605.26, 572,842,880.88 and 247,849,481.67 is: 342,036,348.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,098,605.26 : 572,842,880.88 = 247,849,481.67 : x
  2. Step 2: Convert to fraction form
    415,098,605.26/572,842,880.88 = 247,849,481.67/x
  3. Step 3: Cross multiply
    415,098,605.26x = 572,842,880.88 × 247,849,481.67
  4. Step 4: Simplify right side
    415,098,605.26x = 141,978,811,105,676,288
  5. Step 5: Solve for x
    x = 141,978,811,105,676,288/415,098,605.26
  6. Step 6: Final answer
    x = 342,036,348.25

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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.