Home / 169,988,959.80-254,983,439.70-55,055,986.20

Finding the Fourth Proportional to 169,988,959.80, 254,983,439.70 and 55,055,986.20

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Solution

The fourth proportional to 169,988,959.80, 254,983,439.70 and 55,055,986.20 is: 82,583,979.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,988,959.80 : 254,983,439.70 = 55,055,986.20 : x
  2. Step 2: Convert to fraction form
    169,988,959.80/254,983,439.70 = 55,055,986.20/x
  3. Step 3: Cross multiply
    169,988,959.80x = 254,983,439.70 × 55,055,986.20
  4. Step 4: Simplify right side
    169,988,959.80x = 14,038,364,737,351,732
  5. Step 5: Solve for x
    x = 14,038,364,737,351,732/169,988,959.80
  6. Step 6: Final answer
    x = 82,583,979.30

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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.