Home / 211,177,935.61-316,790,818.56-189,479,199.58

Finding the Fourth Proportional to 211,177,935.61, 316,790,818.56 and 189,479,199.58

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Solution

The fourth proportional to 211,177,935.61, 316,790,818.56 and 189,479,199.58 is: 284,240,257.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,177,935.61 : 316,790,818.56 = 189,479,199.58 : x
  2. Step 2: Convert to fraction form
    211,177,935.61/316,790,818.56 = 189,479,199.58/x
  3. Step 3: Cross multiply
    211,177,935.61x = 316,790,818.56 × 189,479,199.58
  4. Step 4: Simplify right side
    211,177,935.61x = 60,025,270,734,249,824
  5. Step 5: Solve for x
    x = 60,025,270,734,249,824/211,177,935.61
  6. Step 6: Final answer
    x = 284,240,257.21

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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.