Home / 442,368,094.40-663,552,141.60-248,876,331.20

Finding the Fourth Proportional to 442,368,094.40, 663,552,141.60 and 248,876,331.20

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Solution

The fourth proportional to 442,368,094.40, 663,552,141.60 and 248,876,331.20 is: 373,314,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,368,094.40 : 663,552,141.60 = 248,876,331.20 : x
  2. Step 2: Convert to fraction form
    442,368,094.40/663,552,141.60 = 248,876,331.20/x
  3. Step 3: Cross multiply
    442,368,094.40x = 663,552,141.60 × 248,876,331.20
  4. Step 4: Simplify right side
    442,368,094.40x = 165,142,422,561,310,880
  5. Step 5: Solve for x
    x = 165,142,422,561,310,880/442,368,094.40
  6. Step 6: Final answer
    x = 373,314,496.80

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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.