Home / 194,178,176.40-291,071,309.40-96,984,397.20

Finding the Fourth Proportional to 194,178,176.40, 291,071,309.40 and 96,984,397.20

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Solution

The fourth proportional to 194,178,176.40, 291,071,309.40 and 96,984,397.20 is: 145,378,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,178,176.40 : 291,071,309.40 = 96,984,397.20 : x
  2. Step 2: Convert to fraction form
    194,178,176.40/291,071,309.40 = 96,984,397.20/x
  3. Step 3: Cross multiply
    194,178,176.40x = 291,071,309.40 × 96,984,397.20
  4. Step 4: Simplify right side
    194,178,176.40x = 28,229,375,484,373,692
  5. Step 5: Solve for x
    x = 28,229,375,484,373,692/194,178,176.40
  6. Step 6: Final answer
    x = 145,378,723.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.