Home / 3,556,944,779.43-4,908,613,039.74-1,971,063,221.97

Finding the Fourth Proportional to 3,556,944,779.43, 4,908,613,039.74 and 1,971,063,221.97

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Solution

The fourth proportional to 3,556,944,779.43, 4,908,613,039.74 and 1,971,063,221.97 is: 2,720,083,451.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,944,779.43 : 4,908,613,039.74 = 1,971,063,221.97 : x
  2. Step 2: Convert to fraction form
    3,556,944,779.43/4,908,613,039.74 = 1,971,063,221.97/x
  3. Step 3: Cross multiply
    3,556,944,779.43x = 4,908,613,039.74 × 1,971,063,221.97
  4. Step 4: Simplify right side
    3,556,944,779.43x = 9,675,186,633,513,879,552
  5. Step 5: Solve for x
    x = 9,675,186,633,513,879,552/3,556,944,779.43
  6. Step 6: Final answer
    x = 2,720,083,451.81

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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.