Home / 122,205,727.44-168,602,633.28-69,276,760.20

Finding the Fourth Proportional to 122,205,727.44, 168,602,633.28 and 69,276,760.20

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Solution

The fourth proportional to 122,205,727.44, 168,602,633.28 and 69,276,760.20 is: 95,578,533.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,205,727.44 : 168,602,633.28 = 69,276,760.20 : x
  2. Step 2: Convert to fraction form
    122,205,727.44/168,602,633.28 = 69,276,760.20/x
  3. Step 3: Cross multiply
    122,205,727.44x = 168,602,633.28 × 69,276,760.20
  4. Step 4: Simplify right side
    122,205,727.44x = 11,680,244,194,827,100
  5. Step 5: Solve for x
    x = 11,680,244,194,827,100/122,205,727.44
  6. Step 6: Final answer
    x = 95,578,533.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.