Home / 166,821,825.40-230,211,896.10-93,484,399.48

Finding the Fourth Proportional to 166,821,825.40, 230,211,896.10 and 93,484,399.48

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Solution

The fourth proportional to 166,821,825.40, 230,211,896.10 and 93,484,399.48 is: 129,007,225.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,821,825.40 : 230,211,896.10 = 93,484,399.48 : x
  2. Step 2: Convert to fraction form
    166,821,825.40/230,211,896.10 = 93,484,399.48/x
  3. Step 3: Cross multiply
    166,821,825.40x = 230,211,896.10 × 93,484,399.48
  4. Step 4: Simplify right side
    166,821,825.40x = 21,521,220,860,060,656
  5. Step 5: Solve for x
    x = 21,521,220,860,060,656/166,821,825.40
  6. Step 6: Final answer
    x = 129,007,225.57

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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.