Home / 209,953,500.30-314,930,250.45-179,342,498.70

Finding the Fourth Proportional to 209,953,500.30, 314,930,250.45 and 179,342,498.70

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Solution

The fourth proportional to 209,953,500.30, 314,930,250.45 and 179,342,498.70 is: 269,013,748.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,500.30 : 314,930,250.45 = 179,342,498.70 : x
  2. Step 2: Convert to fraction form
    209,953,500.30/314,930,250.45 = 179,342,498.70/x
  3. Step 3: Cross multiply
    209,953,500.30x = 314,930,250.45 × 179,342,498.70
  4. Step 4: Simplify right side
    209,953,500.30x = 56,480,378,031,919,792
  5. Step 5: Solve for x
    x = 56,480,378,031,919,792/209,953,500.30
  6. Step 6: Final answer
    x = 269,013,748.05

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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.