Home / 217,455,697.59-300,088,911.69-119,670,553.59

Finding the Fourth Proportional to 217,455,697.59, 300,088,911.69 and 119,670,553.59

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Solution

The fourth proportional to 217,455,697.59, 300,088,911.69 and 119,670,553.59 is: 165,145,390.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,455,697.59 : 300,088,911.69 = 119,670,553.59 : x
  2. Step 2: Convert to fraction form
    217,455,697.59/300,088,911.69 = 119,670,553.59/x
  3. Step 3: Cross multiply
    217,455,697.59x = 300,088,911.69 × 119,670,553.59
  4. Step 4: Simplify right side
    217,455,697.59x = 35,911,806,188,162,924
  5. Step 5: Solve for x
    x = 35,911,806,188,162,924/217,455,697.59
  6. Step 6: Final answer
    x = 165,145,390.93

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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.