Home / 84,414,640.68-126,618,038.46-35,210,186.28

Finding the Fourth Proportional to 84,414,640.68, 126,618,038.46 and 35,210,186.28

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Solution

The fourth proportional to 84,414,640.68, 126,618,038.46 and 35,210,186.28 is: 52,813,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,414,640.68 : 126,618,038.46 = 35,210,186.28 : x
  2. Step 2: Convert to fraction form
    84,414,640.68/126,618,038.46 = 35,210,186.28/x
  3. Step 3: Cross multiply
    84,414,640.68x = 126,618,038.46 × 35,210,186.28
  4. Step 4: Simplify right side
    84,414,640.68x = 4,458,244,720,584,804
  5. Step 5: Solve for x
    x = 4,458,244,720,584,804/84,414,640.68
  6. Step 6: Final answer
    x = 52,813,643.28

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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.