Home / 194,178,519.40-291,071,823.90-96,984,740.20

Finding the Fourth Proportional to 194,178,519.40, 291,071,823.90 and 96,984,740.20

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Solution

The fourth proportional to 194,178,519.40, 291,071,823.90 and 96,984,740.20 is: 145,379,238.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,178,519.40 : 291,071,823.90 = 96,984,740.20 : x
  2. Step 2: Convert to fraction form
    194,178,519.40/291,071,823.90 = 96,984,740.20/x
  3. Step 3: Cross multiply
    194,178,519.40x = 291,071,823.90 × 96,984,740.20
  4. Step 4: Simplify right side
    194,178,519.40x = 28,229,525,220,481,648
  5. Step 5: Solve for x
    x = 28,229,525,220,481,648/194,178,519.40
  6. Step 6: Final answer
    x = 145,379,238.18

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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.