Home / 317,580,255.09-476,013,331.80-161,696,505.96

Finding the Fourth Proportional to 317,580,255.09, 476,013,331.80 and 161,696,505.96

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Solution

The fourth proportional to 317,580,255.09, 476,013,331.80 and 161,696,505.96 is: 242,362,965.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,580,255.09 : 476,013,331.80 = 161,696,505.96 : x
  2. Step 2: Convert to fraction form
    317,580,255.09/476,013,331.80 = 161,696,505.96/x
  3. Step 3: Cross multiply
    317,580,255.09x = 476,013,331.80 × 161,696,505.96
  4. Step 4: Simplify right side
    317,580,255.09x = 76,969,692,542,438,160
  5. Step 5: Solve for x
    x = 76,969,692,542,438,160/317,580,255.09
  6. Step 6: Final answer
    x = 242,362,965.92

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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.