Home / 194,871,071.92-268,956,729.21-116,563,240.58

Finding the Fourth Proportional to 194,871,071.92, 268,956,729.21 and 116,563,240.58

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Solution

The fourth proportional to 194,871,071.92, 268,956,729.21 and 116,563,240.58 is: 160,877,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,871,071.92 : 268,956,729.21 = 116,563,240.58 : x
  2. Step 2: Convert to fraction form
    194,871,071.92/268,956,729.21 = 116,563,240.58/x
  3. Step 3: Cross multiply
    194,871,071.92x = 268,956,729.21 × 116,563,240.58
  4. Step 4: Simplify right side
    194,871,071.92x = 31,350,467,932,515,140
  5. Step 5: Solve for x
    x = 31,350,467,932,515,140/194,871,071.92
  6. Step 6: Final answer
    x = 160,877,998.07

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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.