Home / 194,871,071.55-268,956,728.69-116,563,240.20

Finding the Fourth Proportional to 194,871,071.55, 268,956,728.69 and 116,563,240.20

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Solution

The fourth proportional to 194,871,071.55, 268,956,728.69 and 116,563,240.20 is: 160,877,997.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,871,071.55 : 268,956,728.69 = 116,563,240.20 : x
  2. Step 2: Convert to fraction form
    194,871,071.55/268,956,728.69 = 116,563,240.20/x
  3. Step 3: Cross multiply
    194,871,071.55x = 268,956,728.69 × 116,563,240.20
  4. Step 4: Simplify right side
    194,871,071.55x = 31,350,467,769,698,700
  5. Step 5: Solve for x
    x = 31,350,467,769,698,700/194,871,071.55
  6. Step 6: Final answer
    x = 160,877,997.54

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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.