Home / 155,416,178.70-233,061,282.45-53,127,564.30

Finding the Fourth Proportional to 155,416,178.70, 233,061,282.45 and 53,127,564.30

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Solution

The fourth proportional to 155,416,178.70, 233,061,282.45 and 53,127,564.30 is: 79,669,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,416,178.70 : 233,061,282.45 = 53,127,564.30 : x
  2. Step 2: Convert to fraction form
    155,416,178.70/233,061,282.45 = 53,127,564.30/x
  3. Step 3: Cross multiply
    155,416,178.70x = 233,061,282.45 × 53,127,564.30
  4. Step 4: Simplify right side
    155,416,178.70x = 12,381,978,269,202,836
  5. Step 5: Solve for x
    x = 12,381,978,269,202,836/155,416,178.70
  6. Step 6: Final answer
    x = 79,669,815.41

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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.