Home / 3,556,944,783.18-4,908,613,044.92-1,971,063,225.72

Finding the Fourth Proportional to 3,556,944,783.18, 4,908,613,044.92 and 1,971,063,225.72

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Solution

The fourth proportional to 3,556,944,783.18, 4,908,613,044.92 and 1,971,063,225.72 is: 2,720,083,456.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,944,783.18 : 4,908,613,044.92 = 1,971,063,225.72 : x
  2. Step 2: Convert to fraction form
    3,556,944,783.18/4,908,613,044.92 = 1,971,063,225.72/x
  3. Step 3: Cross multiply
    3,556,944,783.18x = 4,908,613,044.92 × 1,971,063,225.72
  4. Step 4: Simplify right side
    3,556,944,783.18x = 9,675,186,662,121,431,040
  5. Step 5: Solve for x
    x = 9,675,186,662,121,431,040/3,556,944,783.18
  6. Step 6: Final answer
    x = 2,720,083,456.98

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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.