Home / 213,200,614-318,877,708.08-125,553,205.24

Finding the Fourth Proportional to 213,200,614, 318,877,708.08 and 125,553,205.24

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Solution

The fourth proportional to 213,200,614, 318,877,708.08 and 125,553,205.24 is: 187,786,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,200,614 : 318,877,708.08 = 125,553,205.24 : x
  2. Step 2: Convert to fraction form
    213,200,614/318,877,708.08 = 125,553,205.24/x
  3. Step 3: Cross multiply
    213,200,614x = 318,877,708.08 × 125,553,205.24
  4. Step 4: Simplify right side
    213,200,614x = 40,036,118,329,029,040
  5. Step 5: Solve for x
    x = 40,036,118,329,029,040/213,200,614
  6. Step 6: Final answer
    x = 187,786,130.53

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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.