Home / 253,816,234.60-380,724,351.90-72,063,412.60

Finding the Fourth Proportional to 253,816,234.60, 380,724,351.90 and 72,063,412.60

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Solution

The fourth proportional to 253,816,234.60, 380,724,351.90 and 72,063,412.60 is: 108,095,118.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,816,234.60 : 380,724,351.90 = 72,063,412.60 : x
  2. Step 2: Convert to fraction form
    253,816,234.60/380,724,351.90 = 72,063,412.60/x
  3. Step 3: Cross multiply
    253,816,234.60x = 380,724,351.90 × 72,063,412.60
  4. Step 4: Simplify right side
    253,816,234.60x = 27,436,296,057,837,288
  5. Step 5: Solve for x
    x = 27,436,296,057,837,288/253,816,234.60
  6. Step 6: Final answer
    x = 108,095,118.90

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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.