Home / 221,986,913.55-333,095,184.03-161,078,239.41

Finding the Fourth Proportional to 221,986,913.55, 333,095,184.03 and 161,078,239.41

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Solution

The fourth proportional to 221,986,913.55, 333,095,184.03 and 161,078,239.41 is: 241,700,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,986,913.55 : 333,095,184.03 = 161,078,239.41 : x
  2. Step 2: Convert to fraction form
    221,986,913.55/333,095,184.03 = 161,078,239.41/x
  3. Step 3: Cross multiply
    221,986,913.55x = 333,095,184.03 × 161,078,239.41
  4. Step 4: Simplify right side
    221,986,913.55x = 53,654,385,799,502,344
  5. Step 5: Solve for x
    x = 53,654,385,799,502,344/221,986,913.55
  6. Step 6: Final answer
    x = 241,700,670.28

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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.