Home / 3,479,868,789.12-4,802,320,904.40-1,894,063,459.68

Finding the Fourth Proportional to 3,479,868,789.12, 4,802,320,904.40 and 1,894,063,459.68

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Solution

The fourth proportional to 3,479,868,789.12, 4,802,320,904.40 and 1,894,063,459.68 is: 2,613,863,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,868,789.12 : 4,802,320,904.40 = 1,894,063,459.68 : x
  2. Step 2: Convert to fraction form
    3,479,868,789.12/4,802,320,904.40 = 1,894,063,459.68/x
  3. Step 3: Cross multiply
    3,479,868,789.12x = 4,802,320,904.40 × 1,894,063,459.68
  4. Step 4: Simplify right side
    3,479,868,789.12x = 9,095,900,546,681,450,496
  5. Step 5: Solve for x
    x = 9,095,900,546,681,450,496/3,479,868,789.12
  6. Step 6: Final answer
    x = 2,613,863,078.72

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1.5x scale

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.