Home / 49,064,121,988.48-67,764,339,556.80-32,978,877,002.88

Finding the Fourth Proportional to 49,064,121,988.48, 67,764,339,556.80 and 32,978,877,002.88

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Solution

The fourth proportional to 49,064,121,988.48, 67,764,339,556.80 and 32,978,877,002.88 is: 45,548,391,143.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,064,121,988.48 : 67,764,339,556.80 = 32,978,877,002.88 : x
  2. Step 2: Convert to fraction form
    49,064,121,988.48/67,764,339,556.80 = 32,978,877,002.88/x
  3. Step 3: Cross multiply
    49,064,121,988.48x = 67,764,339,556.80 × 32,978,877,002.88
  4. Step 4: Simplify right side
    49,064,121,988.48x = 2,234,791,819,425,103,216,640
  5. Step 5: Solve for x
    x = 2,234,791,819,425,103,216,640/49,064,121,988.48
  6. Step 6: Final answer
    x = 45,548,391,143.12

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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.