Home / 316,061,818,850.92-436,165,632,815.97-171,545,978,339.66

Finding the Fourth Proportional to 316,061,818,850.92, 436,165,632,815.97 and 171,545,978,339.66

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Solution

The fourth proportional to 316,061,818,850.92, 436,165,632,815.97 and 171,545,978,339.66 is: 236,733,625,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,061,818,850.92 : 436,165,632,815.97 = 171,545,978,339.66 : x
  2. Step 2: Convert to fraction form
    316,061,818,850.92/436,165,632,815.97 = 171,545,978,339.66/x
  3. Step 3: Cross multiply
    316,061,818,850.92x = 436,165,632,815.97 × 171,545,978,339.66
  4. Step 4: Simplify right side
    316,061,818,850.92x = 74,822,460,199,552,484,900,864
  5. Step 5: Solve for x
    x = 74,822,460,199,552,484,900,864/316,061,818,850.92
  6. Step 6: Final answer
    x = 236,733,625,312.85

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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.