Home / 218,501,000.47-301,527,861.69-119,379,619.52

Finding the Fourth Proportional to 218,501,000.47, 301,527,861.69 and 119,379,619.52

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Solution

The fourth proportional to 218,501,000.47, 301,527,861.69 and 119,379,619.52 is: 164,741,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,501,000.47 : 301,527,861.69 = 119,379,619.52 : x
  2. Step 2: Convert to fraction form
    218,501,000.47/301,527,861.69 = 119,379,619.52/x
  3. Step 3: Cross multiply
    218,501,000.47x = 301,527,861.69 × 119,379,619.52
  4. Step 4: Simplify right side
    218,501,000.47x = 35,996,281,403,231,384
  5. Step 5: Solve for x
    x = 35,996,281,403,231,384/218,501,000.47
  6. Step 6: Final answer
    x = 164,741,952.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.