Home / 148,042,824.61-221,906,772.91-55,887,412.27

Finding the Fourth Proportional to 148,042,824.61, 221,906,772.91 and 55,887,412.27

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Solution

The fourth proportional to 148,042,824.61, 221,906,772.91 and 55,887,412.27 is: 83,771,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,042,824.61 : 221,906,772.91 = 55,887,412.27 : x
  2. Step 2: Convert to fraction form
    148,042,824.61/221,906,772.91 = 55,887,412.27/x
  3. Step 3: Cross multiply
    148,042,824.61x = 221,906,772.91 × 55,887,412.27
  4. Step 4: Simplify right side
    148,042,824.61x = 12,401,795,303,126,438
  5. Step 5: Solve for x
    x = 12,401,795,303,126,438/148,042,824.61
  6. Step 6: Final answer
    x = 83,771,674.42

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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.