Home / 206,392,811.67-284,818,476.08-112,303,784.48

Finding the Fourth Proportional to 206,392,811.67, 284,818,476.08 and 112,303,784.48

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Solution

The fourth proportional to 206,392,811.67, 284,818,476.08 and 112,303,784.48 is: 154,977,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,392,811.67 : 284,818,476.08 = 112,303,784.48 : x
  2. Step 2: Convert to fraction form
    206,392,811.67/284,818,476.08 = 112,303,784.48/x
  3. Step 3: Cross multiply
    206,392,811.67x = 284,818,476.08 × 112,303,784.48
  4. Step 4: Simplify right side
    206,392,811.67x = 31,986,192,752,467,020
  5. Step 5: Solve for x
    x = 31,986,192,752,467,020/206,392,811.67
  6. Step 6: Final answer
    x = 154,977,261.53

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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.