Home / 511,676,541.80-767,568,577.26-166,657,035.56

Finding the Fourth Proportional to 511,676,541.80, 767,568,577.26 and 166,657,035.56

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Solution

The fourth proportional to 511,676,541.80, 767,568,577.26 and 166,657,035.56 is: 250,003,064.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,676,541.80 : 767,568,577.26 = 166,657,035.56 : x
  2. Step 2: Convert to fraction form
    511,676,541.80/767,568,577.26 = 166,657,035.56/x
  3. Step 3: Cross multiply
    511,676,541.80x = 767,568,577.26 × 166,657,035.56
  4. Step 4: Simplify right side
    511,676,541.80x = 127,920,703,675,158,432
  5. Step 5: Solve for x
    x = 127,920,703,675,158,432/511,676,541.80
  6. Step 6: Final answer
    x = 250,003,064.88

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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.