Home / 194,183,999.70-291,275,999.55-79,105,809.30

Finding the Fourth Proportional to 194,183,999.70, 291,275,999.55 and 79,105,809.30

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Solution

The fourth proportional to 194,183,999.70, 291,275,999.55 and 79,105,809.30 is: 118,658,713.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,183,999.70 : 291,275,999.55 = 79,105,809.30 : x
  2. Step 2: Convert to fraction form
    194,183,999.70/291,275,999.55 = 79,105,809.30/x
  3. Step 3: Cross multiply
    194,183,999.70x = 291,275,999.55 × 79,105,809.30
  4. Step 4: Simplify right side
    194,183,999.70x = 23,041,623,674,069,184
  5. Step 5: Solve for x
    x = 23,041,623,674,069,184/194,183,999.70
  6. Step 6: Final answer
    x = 118,658,713.95

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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.