Home / 299,024,141.40-448,620,192.90-145,675,200.60

Finding the Fourth Proportional to 299,024,141.40, 448,620,192.90 and 145,675,200.60

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Solution

The fourth proportional to 299,024,141.40, 448,620,192.90 and 145,675,200.60 is: 218,553,713.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,024,141.40 : 448,620,192.90 = 145,675,200.60 : x
  2. Step 2: Convert to fraction form
    299,024,141.40/448,620,192.90 = 145,675,200.60/x
  3. Step 3: Cross multiply
    299,024,141.40x = 448,620,192.90 × 145,675,200.60
  4. Step 4: Simplify right side
    299,024,141.40x = 65,352,836,593,918,192
  5. Step 5: Solve for x
    x = 65,352,836,593,918,192/299,024,141.40
  6. Step 6: Final answer
    x = 218,553,713.72

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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.