Home / 1,181,776,761.64-1,770,912,161.63-481,413,337.01

Finding the Fourth Proportional to 1,181,776,761.64, 1,770,912,161.63 and 481,413,337.01

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Solution

The fourth proportional to 1,181,776,761.64, 1,770,912,161.63 and 481,413,337.01 is: 721,405,904.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,776,761.64 : 1,770,912,161.63 = 481,413,337.01 : x
  2. Step 2: Convert to fraction form
    1,181,776,761.64/1,770,912,161.63 = 481,413,337.01/x
  3. Step 3: Cross multiply
    1,181,776,761.64x = 1,770,912,161.63 × 481,413,337.01
  4. Step 4: Simplify right side
    1,181,776,761.64x = 852,540,733,275,506,432
  5. Step 5: Solve for x
    x = 852,540,733,275,506,432/1,181,776,761.64
  6. Step 6: Final answer
    x = 721,405,904.19

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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.