Home / 349,632,153.60-524,448,230.40-213,583,257.60

Finding the Fourth Proportional to 349,632,153.60, 524,448,230.40 and 213,583,257.60

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Solution

The fourth proportional to 349,632,153.60, 524,448,230.40 and 213,583,257.60 is: 320,374,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,632,153.60 : 524,448,230.40 = 213,583,257.60 : x
  2. Step 2: Convert to fraction form
    349,632,153.60/524,448,230.40 = 213,583,257.60/x
  3. Step 3: Cross multiply
    349,632,153.60x = 524,448,230.40 × 213,583,257.60
  4. Step 4: Simplify right side
    349,632,153.60x = 112,013,361,491,387,344
  5. Step 5: Solve for x
    x = 112,013,361,491,387,344/349,632,153.60
  6. Step 6: Final answer
    x = 320,374,886.40

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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.