Home / 1,826,916,079.52-2,521,146,679.80-991,540,662.08

Finding the Fourth Proportional to 1,826,916,079.52, 2,521,146,679.80 and 991,540,662.08

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Solution

The fourth proportional to 1,826,916,079.52, 2,521,146,679.80 and 991,540,662.08 is: 1,368,327,465.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,916,079.52 : 2,521,146,679.80 = 991,540,662.08 : x
  2. Step 2: Convert to fraction form
    1,826,916,079.52/2,521,146,679.80 = 991,540,662.08/x
  3. Step 3: Cross multiply
    1,826,916,079.52x = 2,521,146,679.80 × 991,540,662.08
  4. Step 4: Simplify right side
    1,826,916,079.52x = 2,499,819,448,089,686,016
  5. Step 5: Solve for x
    x = 2,499,819,448,089,686,016/1,826,916,079.52
  6. Step 6: Final answer
    x = 1,368,327,465.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.