Home / 299,328,404.20-448,992,606.30-217,061,337.40

Finding the Fourth Proportional to 299,328,404.20, 448,992,606.30 and 217,061,337.40

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Solution

The fourth proportional to 299,328,404.20, 448,992,606.30 and 217,061,337.40 is: 325,592,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,328,404.20 : 448,992,606.30 = 217,061,337.40 : x
  2. Step 2: Convert to fraction form
    299,328,404.20/448,992,606.30 = 217,061,337.40/x
  3. Step 3: Cross multiply
    299,328,404.20x = 448,992,606.30 × 217,061,337.40
  4. Step 4: Simplify right side
    299,328,404.20x = 97,458,935,606,189,664
  5. Step 5: Solve for x
    x = 97,458,935,606,189,664/299,328,404.20
  6. Step 6: Final answer
    x = 325,592,006.10

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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.