Home / 80,412,048.04-120,669,088.28-34,354,264.07

Finding the Fourth Proportional to 80,412,048.04, 120,669,088.28 and 34,354,264.07

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Solution

The fourth proportional to 80,412,048.04, 120,669,088.28 and 34,354,264.07 is: 51,553,191.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,412,048.04 : 120,669,088.28 = 34,354,264.07 : x
  2. Step 2: Convert to fraction form
    80,412,048.04/120,669,088.28 = 34,354,264.07/x
  3. Step 3: Cross multiply
    80,412,048.04x = 120,669,088.28 × 34,354,264.07
  4. Step 4: Simplify right side
    80,412,048.04x = 4,145,497,723,987,163.50
  5. Step 5: Solve for x
    x = 4,145,497,723,987,163.50/80,412,048.04
  6. Step 6: Final answer
    x = 51,553,191.66

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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.