Home / 148,045,186.80-222,546,077.10-136,566,061.20

Finding the Fourth Proportional to 148,045,186.80, 222,546,077.10 and 136,566,061.20

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Solution

The fourth proportional to 148,045,186.80, 222,546,077.10 and 136,566,061.20 is: 205,290,302.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,045,186.80 : 222,546,077.10 = 136,566,061.20 : x
  2. Step 2: Convert to fraction form
    148,045,186.80/222,546,077.10 = 136,566,061.20/x
  3. Step 3: Cross multiply
    148,045,186.80x = 222,546,077.10 × 136,566,061.20
  4. Step 4: Simplify right side
    148,045,186.80x = 30,392,241,185,058,516
  5. Step 5: Solve for x
    x = 30,392,241,185,058,516/148,045,186.80
  6. Step 6: Final answer
    x = 205,290,302.52

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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.