Home / 185,382,060.30-278,073,090.45-107,791,674.30

Finding the Fourth Proportional to 185,382,060.30, 278,073,090.45 and 107,791,674.30

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Solution

The fourth proportional to 185,382,060.30, 278,073,090.45 and 107,791,674.30 is: 161,687,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,382,060.30 : 278,073,090.45 = 107,791,674.30 : x
  2. Step 2: Convert to fraction form
    185,382,060.30/278,073,090.45 = 107,791,674.30/x
  3. Step 3: Cross multiply
    185,382,060.30x = 278,073,090.45 × 107,791,674.30
  4. Step 4: Simplify right side
    185,382,060.30x = 29,973,963,997,380,840
  5. Step 5: Solve for x
    x = 29,973,963,997,380,840/185,382,060.30
  6. Step 6: Final answer
    x = 161,687,511.45

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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.