Home / 240,280,454,185.79-331,587,272,174.22-130,414,822,890.04

Finding the Fourth Proportional to 240,280,454,185.79, 331,587,272,174.22 and 130,414,822,890.04

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Solution

The fourth proportional to 240,280,454,185.79, 331,587,272,174.22 and 130,414,822,890.04 is: 179,972,588,780.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,280,454,185.79 : 331,587,272,174.22 = 130,414,822,890.04 : x
  2. Step 2: Convert to fraction form
    240,280,454,185.79/331,587,272,174.22 = 130,414,822,890.04/x
  3. Step 3: Cross multiply
    240,280,454,185.79x = 331,587,272,174.22 × 130,414,822,890.04
  4. Step 4: Simplify right side
    240,280,454,185.79x = 43,243,895,373,192,388,149,248
  5. Step 5: Solve for x
    x = 43,243,895,373,192,388,149,248/240,280,454,185.79
  6. Step 6: Final answer
    x = 179,972,588,780.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.