Home / 20,530,437,050.88-30,799,132,234.56-7,081,069,014.72

Finding the Fourth Proportional to 20,530,437,050.88, 30,799,132,234.56 and 7,081,069,014.72

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Solution

The fourth proportional to 20,530,437,050.88, 30,799,132,234.56 and 7,081,069,014.72 is: 10,622,802,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,530,437,050.88 : 30,799,132,234.56 = 7,081,069,014.72 : x
  2. Step 2: Convert to fraction form
    20,530,437,050.88/30,799,132,234.56 = 7,081,069,014.72/x
  3. Step 3: Cross multiply
    20,530,437,050.88x = 30,799,132,234.56 × 7,081,069,014.72
  4. Step 4: Simplify right side
    20,530,437,050.88x = 218,090,780,946,406,801,408
  5. Step 5: Solve for x
    x = 218,090,780,946,406,801,408/20,530,437,050.88
  6. Step 6: Final answer
    x = 10,622,802,642.04

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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.