Home / 109,329,293.68-164,035,360.97-65,640,562.45

Finding the Fourth Proportional to 109,329,293.68, 164,035,360.97 and 65,640,562.45

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Solution

The fourth proportional to 109,329,293.68, 164,035,360.97 and 65,640,562.45 is: 98,485,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,329,293.68 : 164,035,360.97 = 65,640,562.45 : x
  2. Step 2: Convert to fraction form
    109,329,293.68/164,035,360.97 = 65,640,562.45/x
  3. Step 3: Cross multiply
    109,329,293.68x = 164,035,360.97 × 65,640,562.45
  4. Step 4: Simplify right side
    109,329,293.68x = 10,767,373,355,267,438
  5. Step 5: Solve for x
    x = 10,767,373,355,267,438/109,329,293.68
  6. Step 6: Final answer
    x = 98,485,712.23

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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.