Home / 209,374,409.26-313,916,177.02-92,726,200.72

Finding the Fourth Proportional to 209,374,409.26, 313,916,177.02 and 92,726,200.72

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Solution

The fourth proportional to 209,374,409.26, 313,916,177.02 and 92,726,200.72 is: 139,024,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,374,409.26 : 313,916,177.02 = 92,726,200.72 : x
  2. Step 2: Convert to fraction form
    209,374,409.26/313,916,177.02 = 92,726,200.72/x
  3. Step 3: Cross multiply
    209,374,409.26x = 313,916,177.02 × 92,726,200.72
  4. Step 4: Simplify right side
    209,374,409.26x = 29,108,254,439,611,568
  5. Step 5: Solve for x
    x = 29,108,254,439,611,568/209,374,409.26
  6. Step 6: Final answer
    x = 139,024,891.07

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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.