Home / 172,962,168.57-238,687,790.18-94,645,719.77

Finding the Fourth Proportional to 172,962,168.57, 238,687,790.18 and 94,645,719.77

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Solution

The fourth proportional to 172,962,168.57, 238,687,790.18 and 94,645,719.77 is: 130,611,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,962,168.57 : 238,687,790.18 = 94,645,719.77 : x
  2. Step 2: Convert to fraction form
    172,962,168.57/238,687,790.18 = 94,645,719.77/x
  3. Step 3: Cross multiply
    172,962,168.57x = 238,687,790.18 × 94,645,719.77
  4. Step 4: Simplify right side
    172,962,168.57x = 22,590,777,700,230,172
  5. Step 5: Solve for x
    x = 22,590,777,700,230,172/172,962,168.57
  6. Step 6: Final answer
    x = 130,611,091.93

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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.