Home / 317,952,013.80-476,928,020.70-164,897,005.80

Finding the Fourth Proportional to 317,952,013.80, 476,928,020.70 and 164,897,005.80

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Solution

The fourth proportional to 317,952,013.80, 476,928,020.70 and 164,897,005.80 is: 247,345,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,952,013.80 : 476,928,020.70 = 164,897,005.80 : x
  2. Step 2: Convert to fraction form
    317,952,013.80/476,928,020.70 = 164,897,005.80/x
  3. Step 3: Cross multiply
    317,952,013.80x = 476,928,020.70 × 164,897,005.80
  4. Step 4: Simplify right side
    317,952,013.80x = 78,644,002,595,550,416
  5. Step 5: Solve for x
    x = 78,644,002,595,550,416/317,952,013.80
  6. Step 6: Final answer
    x = 247,345,508.70

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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.