Home / 587,167,881.35-881,095,265.78-218,957,213.03

Finding the Fourth Proportional to 587,167,881.35, 881,095,265.78 and 218,957,213.03

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Solution

The fourth proportional to 587,167,881.35, 881,095,265.78 and 218,957,213.03 is: 328,563,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,167,881.35 : 881,095,265.78 = 218,957,213.03 : x
  2. Step 2: Convert to fraction form
    587,167,881.35/881,095,265.78 = 218,957,213.03/x
  3. Step 3: Cross multiply
    587,167,881.35x = 881,095,265.78 × 218,957,213.03
  4. Step 4: Simplify right side
    587,167,881.35x = 192,922,163,803,615,680
  5. Step 5: Solve for x
    x = 192,922,163,803,615,680/587,167,881.35
  6. Step 6: Final answer
    x = 328,563,891.07

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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.