Home / 112,321,282.73-155,000,396.50-62,762,063.63

Finding the Fourth Proportional to 112,321,282.73, 155,000,396.50 and 62,762,063.63

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Solution

The fourth proportional to 112,321,282.73, 155,000,396.50 and 62,762,063.63 is: 86,609,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,321,282.73 : 155,000,396.50 = 62,762,063.63 : x
  2. Step 2: Convert to fraction form
    112,321,282.73/155,000,396.50 = 62,762,063.63/x
  3. Step 3: Cross multiply
    112,321,282.73x = 155,000,396.50 × 62,762,063.63
  4. Step 4: Simplify right side
    112,321,282.73x = 9,728,144,746,876,322
  5. Step 5: Solve for x
    x = 9,728,144,746,876,322/112,321,282.73
  6. Step 6: Final answer
    x = 86,609,986.20

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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.