Home / 194,870,820.84-268,921,726.92-106,768,160.04

Finding the Fourth Proportional to 194,870,820.84, 268,921,726.92 and 106,768,160.04

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Solution

The fourth proportional to 194,870,820.84, 268,921,726.92 and 106,768,160.04 is: 147,340,057.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,870,820.84 : 268,921,726.92 = 106,768,160.04 : x
  2. Step 2: Convert to fraction form
    194,870,820.84/268,921,726.92 = 106,768,160.04/x
  3. Step 3: Cross multiply
    194,870,820.84x = 268,921,726.92 × 106,768,160.04
  4. Step 4: Simplify right side
    194,870,820.84x = 28,712,277,978,027,740
  5. Step 5: Solve for x
    x = 28,712,277,978,027,740/194,870,820.84
  6. Step 6: Final answer
    x = 147,340,057.66

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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.