Home / 59,188,660.18-88,780,989.16-20,849,172.36

Finding the Fourth Proportional to 59,188,660.18, 88,780,989.16 and 20,849,172.36

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Solution

The fourth proportional to 59,188,660.18, 88,780,989.16 and 20,849,172.36 is: 31,273,053.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,188,660.18 : 88,780,989.16 = 20,849,172.36 : x
  2. Step 2: Convert to fraction form
    59,188,660.18/88,780,989.16 = 20,849,172.36/x
  3. Step 3: Cross multiply
    59,188,660.18x = 88,780,989.16 × 20,849,172.36
  4. Step 4: Simplify right side
    59,188,660.18x = 1,851,010,145,288,131.50
  5. Step 5: Solve for x
    x = 1,851,010,145,288,131.50/59,188,660.18
  6. Step 6: Final answer
    x = 31,273,053.65

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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.