Home / 334,458,868.50-461,553,238.53-187,784,301.78

Finding the Fourth Proportional to 334,458,868.50, 461,553,238.53 and 187,784,301.78

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Solution

The fourth proportional to 334,458,868.50, 461,553,238.53 and 187,784,301.78 is: 259,142,336.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,458,868.50 : 461,553,238.53 = 187,784,301.78 : x
  2. Step 2: Convert to fraction form
    334,458,868.50/461,553,238.53 = 187,784,301.78/x
  3. Step 3: Cross multiply
    334,458,868.50x = 461,553,238.53 × 187,784,301.78
  4. Step 4: Simplify right side
    334,458,868.50x = 86,672,452,631,653,840
  5. Step 5: Solve for x
    x = 86,672,452,631,653,840/334,458,868.50
  6. Step 6: Final answer
    x = 259,142,336.46

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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.