Home / 80,402,063.04-120,587,711.04-31,217,917.44

Finding the Fourth Proportional to 80,402,063.04, 120,587,711.04 and 31,217,917.44

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Solution

The fourth proportional to 80,402,063.04, 120,587,711.04 and 31,217,917.44 is: 46,820,903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,402,063.04 : 120,587,711.04 = 31,217,917.44 : x
  2. Step 2: Convert to fraction form
    80,402,063.04/120,587,711.04 = 31,217,917.44/x
  3. Step 3: Cross multiply
    80,402,063.04x = 120,587,711.04 × 31,217,917.44
  4. Step 4: Simplify right side
    80,402,063.04x = 3,764,497,207,525,297
  5. Step 5: Solve for x
    x = 3,764,497,207,525,297/80,402,063.04
  6. Step 6: Final answer
    x = 46,820,903.16

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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.