Home / 80,240,502.02-120,276,756.11-33,580,722.86

Finding the Fourth Proportional to 80,240,502.02, 120,276,756.11 and 33,580,722.86

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Solution

The fourth proportional to 80,240,502.02, 120,276,756.11 and 33,580,722.86 is: 50,335,931.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,240,502.02 : 120,276,756.11 = 33,580,722.86 : x
  2. Step 2: Convert to fraction form
    80,240,502.02/120,276,756.11 = 33,580,722.86/x
  3. Step 3: Cross multiply
    80,240,502.02x = 120,276,756.11 × 33,580,722.86
  4. Step 4: Simplify right side
    80,240,502.02x = 4,038,980,412,912,289
  5. Step 5: Solve for x
    x = 4,038,980,412,912,289/80,240,502.02
  6. Step 6: Final answer
    x = 50,335,931.50

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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.