Home / 207,776,111.60-311,664,167.40-54,437,668.40

Finding the Fourth Proportional to 207,776,111.60, 311,664,167.40 and 54,437,668.40

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Solution

The fourth proportional to 207,776,111.60, 311,664,167.40 and 54,437,668.40 is: 81,656,502.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,776,111.60 : 311,664,167.40 = 54,437,668.40 : x
  2. Step 2: Convert to fraction form
    207,776,111.60/311,664,167.40 = 54,437,668.40/x
  3. Step 3: Cross multiply
    207,776,111.60x = 311,664,167.40 × 54,437,668.40
  4. Step 4: Simplify right side
    207,776,111.60x = 16,966,270,597,083,288
  5. Step 5: Solve for x
    x = 16,966,270,597,083,288/207,776,111.60
  6. Step 6: Final answer
    x = 81,656,502.60

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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.