Home / 80,649,000.70-120,973,501.05-26,796,312.70

Finding the Fourth Proportional to 80,649,000.70, 120,973,501.05 and 26,796,312.70

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Solution

The fourth proportional to 80,649,000.70, 120,973,501.05 and 26,796,312.70 is: 40,194,469.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,649,000.70 : 120,973,501.05 = 26,796,312.70 : x
  2. Step 2: Convert to fraction form
    80,649,000.70/120,973,501.05 = 26,796,312.70/x
  3. Step 3: Cross multiply
    80,649,000.70x = 120,973,501.05 × 26,796,312.70
  4. Step 4: Simplify right side
    80,649,000.70x = 3,241,643,762,549,578
  5. Step 5: Solve for x
    x = 3,241,643,762,549,578/80,649,000.70
  6. Step 6: Final answer
    x = 40,194,469.05

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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.