Home / 220,894,299.40-331,341,449.10-75,492,041.80

Finding the Fourth Proportional to 220,894,299.40, 331,341,449.10 and 75,492,041.80

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Solution

The fourth proportional to 220,894,299.40, 331,341,449.10 and 75,492,041.80 is: 113,238,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,894,299.40 : 331,341,449.10 = 75,492,041.80 : x
  2. Step 2: Convert to fraction form
    220,894,299.40/331,341,449.10 = 75,492,041.80/x
  3. Step 3: Cross multiply
    220,894,299.40x = 331,341,449.10 × 75,492,041.80
  4. Step 4: Simplify right side
    220,894,299.40x = 25,013,642,525,529,772
  5. Step 5: Solve for x
    x = 25,013,642,525,529,772/220,894,299.40
  6. Step 6: Final answer
    x = 113,238,062.70

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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.