Home / 217,448,444.66-300,078,902.57-119,663,300.66

Finding the Fourth Proportional to 217,448,444.66, 300,078,902.57 and 119,663,300.66

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Solution

The fourth proportional to 217,448,444.66, 300,078,902.57 and 119,663,300.66 is: 165,135,381.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,448,444.66 : 300,078,902.57 = 119,663,300.66 : x
  2. Step 2: Convert to fraction form
    217,448,444.66/300,078,902.57 = 119,663,300.66/x
  3. Step 3: Cross multiply
    217,448,444.66x = 300,078,902.57 × 119,663,300.66
  4. Step 4: Simplify right side
    217,448,444.66x = 35,908,431,941,006,108
  5. Step 5: Solve for x
    x = 35,908,431,941,006,108/217,448,444.66
  6. Step 6: Final answer
    x = 165,135,381.85

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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.