Home / 75,311,918.20-112,914,733.20-34,390,961.20

Finding the Fourth Proportional to 75,311,918.20, 112,914,733.20 and 34,390,961.20

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Solution

The fourth proportional to 75,311,918.20, 112,914,733.20 and 34,390,961.20 is: 51,562,173.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,311,918.20 : 112,914,733.20 = 34,390,961.20 : x
  2. Step 2: Convert to fraction form
    75,311,918.20/112,914,733.20 = 34,390,961.20/x
  3. Step 3: Cross multiply
    75,311,918.20x = 112,914,733.20 × 34,390,961.20
  4. Step 4: Simplify right side
    75,311,918.20x = 3,883,246,208,389,552.50
  5. Step 5: Solve for x
    x = 3,883,246,208,389,552.50/75,311,918.20
  6. Step 6: Final answer
    x = 51,562,173.71

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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.