Home / 587,167,890.36-881,095,279.32-218,957,222.04

Finding the Fourth Proportional to 587,167,890.36, 881,095,279.32 and 218,957,222.04

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Solution

The fourth proportional to 587,167,890.36, 881,095,279.32 and 218,957,222.04 is: 328,563,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,167,890.36 : 881,095,279.32 = 218,957,222.04 : x
  2. Step 2: Convert to fraction form
    587,167,890.36/881,095,279.32 = 218,957,222.04/x
  3. Step 3: Cross multiply
    587,167,890.36x = 881,095,279.32 × 218,957,222.04
  4. Step 4: Simplify right side
    587,167,890.36x = 192,922,174,712,465,056
  5. Step 5: Solve for x
    x = 192,922,174,712,465,056/587,167,890.36
  6. Step 6: Final answer
    x = 328,563,904.60

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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.