Home / 186,103,287.18-279,185,229.90-54,958,827.78

Finding the Fourth Proportional to 186,103,287.18, 279,185,229.90 and 54,958,827.78

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Solution

The fourth proportional to 186,103,287.18, 279,185,229.90 and 54,958,827.78 is: 82,447,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,103,287.18 : 279,185,229.90 = 54,958,827.78 : x
  2. Step 2: Convert to fraction form
    186,103,287.18/279,185,229.90 = 54,958,827.78/x
  3. Step 3: Cross multiply
    186,103,287.18x = 279,185,229.90 × 54,958,827.78
  4. Step 4: Simplify right side
    186,103,287.18x = 15,343,692,968,793,806
  5. Step 5: Solve for x
    x = 15,343,692,968,793,806/186,103,287.18
  6. Step 6: Final answer
    x = 82,447,189.41

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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.