Home / 322,704,013.40-484,056,020.10-80,366,917.40

Finding the Fourth Proportional to 322,704,013.40, 484,056,020.10 and 80,366,917.40

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Solution

The fourth proportional to 322,704,013.40, 484,056,020.10 and 80,366,917.40 is: 120,550,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,704,013.40 : 484,056,020.10 = 80,366,917.40 : x
  2. Step 2: Convert to fraction form
    322,704,013.40/484,056,020.10 = 80,366,917.40/x
  3. Step 3: Cross multiply
    322,704,013.40x = 484,056,020.10 × 80,366,917.40
  4. Step 4: Simplify right side
    322,704,013.40x = 38,902,090,184,349,448
  5. Step 5: Solve for x
    x = 38,902,090,184,349,448/322,704,013.40
  6. Step 6: Final answer
    x = 120,550,376.10

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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.