Home / 274,881,776.80-411,770,604.10-127,122,225.41

Finding the Fourth Proportional to 274,881,776.80, 411,770,604.10 and 127,122,225.41

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Solution

The fourth proportional to 274,881,776.80, 411,770,604.10 and 127,122,225.41 is: 190,428,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,881,776.80 : 411,770,604.10 = 127,122,225.41 : x
  2. Step 2: Convert to fraction form
    274,881,776.80/411,770,604.10 = 127,122,225.41/x
  3. Step 3: Cross multiply
    274,881,776.80x = 411,770,604.10 × 127,122,225.41
  4. Step 4: Simplify right side
    274,881,776.80x = 52,345,195,551,612,072
  5. Step 5: Solve for x
    x = 52,345,195,551,612,072/274,881,776.80
  6. Step 6: Final answer
    x = 190,428,031.14

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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.