Home / 299,070,147.40-448,665,873.90-169,739,715.40

Finding the Fourth Proportional to 299,070,147.40, 448,665,873.90 and 169,739,715.40

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Solution

The fourth proportional to 299,070,147.40, 448,665,873.90 and 169,739,715.40 is: 254,643,997.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,070,147.40 : 448,665,873.90 = 169,739,715.40 : x
  2. Step 2: Convert to fraction form
    299,070,147.40/448,665,873.90 = 169,739,715.40/x
  3. Step 3: Cross multiply
    299,070,147.40x = 448,665,873.90 × 169,739,715.40
  4. Step 4: Simplify right side
    299,070,147.40x = 76,156,417,745,478,288
  5. Step 5: Solve for x
    x = 76,156,417,745,478,288/299,070,147.40
  6. Step 6: Final answer
    x = 254,643,997.09

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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.