Home / 1,826,646,743.42-2,520,772,505.19-991,271,314.01

Finding the Fourth Proportional to 1,826,646,743.42, 2,520,772,505.19 and 991,271,314.01

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Solution

The fourth proportional to 1,826,646,743.42, 2,520,772,505.19 and 991,271,314.01 is: 1,367,954,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,646,743.42 : 2,520,772,505.19 = 991,271,314.01 : x
  2. Step 2: Convert to fraction form
    1,826,646,743.42/2,520,772,505.19 = 991,271,314.01/x
  3. Step 3: Cross multiply
    1,826,646,743.42x = 2,520,772,505.19 × 991,271,314.01
  4. Step 4: Simplify right side
    1,826,646,743.42x = 2,498,769,473,527,367,168
  5. Step 5: Solve for x
    x = 2,498,769,473,527,367,168/1,826,646,743.42
  6. Step 6: Final answer
    x = 1,367,954,412.93

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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.