Home / 2,292,011,998.90-3,438,017,998.35-818,857,546.90

Finding the Fourth Proportional to 2,292,011,998.90, 3,438,017,998.35 and 818,857,546.90

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Solution

The fourth proportional to 2,292,011,998.90, 3,438,017,998.35 and 818,857,546.90 is: 1,228,286,320.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292,011,998.90 : 3,438,017,998.35 = 818,857,546.90 : x
  2. Step 2: Convert to fraction form
    2,292,011,998.90/3,438,017,998.35 = 818,857,546.90/x
  3. Step 3: Cross multiply
    2,292,011,998.90x = 3,438,017,998.35 × 818,857,546.90
  4. Step 4: Simplify right side
    2,292,011,998.90x = 2,815,246,984,326,928,896
  5. Step 5: Solve for x
    x = 2,815,246,984,326,928,896/2,292,011,998.90
  6. Step 6: Final answer
    x = 1,228,286,320.35

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Double scale
Find fourth proportional to 2,292,011,999.90, 3,438,017,999.85 and 818,857,547.90
Similar ratio
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1.5x scale

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.