Home / 194,871,072.11-268,956,729.47-116,563,240.76

Finding the Fourth Proportional to 194,871,072.11, 268,956,729.47 and 116,563,240.76

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Solution

The fourth proportional to 194,871,072.11, 268,956,729.47 and 116,563,240.76 is: 160,877,998.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,871,072.11 : 268,956,729.47 = 116,563,240.76 : x
  2. Step 2: Convert to fraction form
    194,871,072.11/268,956,729.47 = 116,563,240.76/x
  3. Step 3: Cross multiply
    194,871,072.11x = 268,956,729.47 × 116,563,240.76
  4. Step 4: Simplify right side
    194,871,072.11x = 31,350,468,010,650,980
  5. Step 5: Solve for x
    x = 31,350,468,010,650,980/194,871,072.11
  6. Step 6: Final answer
    x = 160,877,998.32

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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.