Home / 279,013,622.10-418,520,433.15-279,013,622.10

Finding the Fourth Proportional to 279,013,622.10, 418,520,433.15 and 279,013,622.10

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Solution

The fourth proportional to 279,013,622.10, 418,520,433.15 and 279,013,622.10 is: 418,520,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,013,622.10 : 418,520,433.15 = 279,013,622.10 : x
  2. Step 2: Convert to fraction form
    279,013,622.10/418,520,433.15 = 279,013,622.10/x
  3. Step 3: Cross multiply
    279,013,622.10x = 418,520,433.15 × 279,013,622.10
  4. Step 4: Simplify right side
    279,013,622.10x = 116,772,901,976,042,416
  5. Step 5: Solve for x
    x = 116,772,901,976,042,416/279,013,622.10
  6. Step 6: Final answer
    x = 418,520,433.15

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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.