Home / 74,914,300.20-112,378,934.70-20,327,752.20

Finding the Fourth Proportional to 74,914,300.20, 112,378,934.70 and 20,327,752.20

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Solution

The fourth proportional to 74,914,300.20, 112,378,934.70 and 20,327,752.20 is: 30,493,659.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,914,300.20 : 112,378,934.70 = 20,327,752.20 : x
  2. Step 2: Convert to fraction form
    74,914,300.20/112,378,934.70 = 20,327,752.20/x
  3. Step 3: Cross multiply
    74,914,300.20x = 112,378,934.70 × 20,327,752.20
  4. Step 4: Simplify right side
    74,914,300.20x = 2,284,411,137,081,581.50
  5. Step 5: Solve for x
    x = 2,284,411,137,081,581.50/74,914,300.20
  6. Step 6: Final answer
    x = 30,493,659.17

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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.