Home / 217,455,600.53-300,088,777.91-119,670,456.53

Finding the Fourth Proportional to 217,455,600.53, 300,088,777.91 and 119,670,456.53

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Solution

The fourth proportional to 217,455,600.53, 300,088,777.91 and 119,670,456.53 is: 165,145,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,455,600.53 : 300,088,777.91 = 119,670,456.53 : x
  2. Step 2: Convert to fraction form
    217,455,600.53/300,088,777.91 = 119,670,456.53/x
  3. Step 3: Cross multiply
    217,455,600.53x = 300,088,777.91 × 119,670,456.53
  4. Step 4: Simplify right side
    217,455,600.53x = 35,911,761,052,019,484
  5. Step 5: Solve for x
    x = 35,911,761,052,019,484/217,455,600.53
  6. Step 6: Final answer
    x = 165,145,257.08

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1.5x scale

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.