Home / 299,295,387.40-448,943,081.10-197,174,734.60

Finding the Fourth Proportional to 299,295,387.40, 448,943,081.10 and 197,174,734.60

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Solution

The fourth proportional to 299,295,387.40, 448,943,081.10 and 197,174,734.60 is: 295,762,101.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,295,387.40 : 448,943,081.10 = 197,174,734.60 : x
  2. Step 2: Convert to fraction form
    299,295,387.40/448,943,081.10 = 197,174,734.60/x
  3. Step 3: Cross multiply
    299,295,387.40x = 448,943,081.10 × 197,174,734.60
  4. Step 4: Simplify right side
    299,295,387.40x = 88,520,232,866,398,784
  5. Step 5: Solve for x
    x = 88,520,232,866,398,784/299,295,387.40
  6. Step 6: Final answer
    x = 295,762,101.90

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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.