Home / 80,372,210,451.52-120,576,478,291.63-26,589,219,886.86

Finding the Fourth Proportional to 80,372,210,451.52, 120,576,478,291.63 and 26,589,219,886.86

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Solution

The fourth proportional to 80,372,210,451.52, 120,576,478,291.63 and 26,589,219,886.86 is: 39,889,838,496.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,372,210,451.52 : 120,576,478,291.63 = 26,589,219,886.86 : x
  2. Step 2: Convert to fraction form
    80,372,210,451.52/120,576,478,291.63 = 26,589,219,886.86/x
  3. Step 3: Cross multiply
    80,372,210,451.52x = 120,576,478,291.63 × 26,589,219,886.86
  4. Step 4: Simplify right side
    80,372,210,451.52x = 3,206,034,494,479,592,849,408
  5. Step 5: Solve for x
    x = 3,206,034,494,479,592,849,408/80,372,210,451.52
  6. Step 6: Final answer
    x = 39,889,838,496.02

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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.