Home / 117,272,797.56-161,838,600.38-64,352,235.32

Finding the Fourth Proportional to 117,272,797.56, 161,838,600.38 and 64,352,235.32

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Solution

The fourth proportional to 117,272,797.56, 161,838,600.38 and 64,352,235.32 is: 88,807,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,272,797.56 : 161,838,600.38 = 64,352,235.32 : x
  2. Step 2: Convert to fraction form
    117,272,797.56/161,838,600.38 = 64,352,235.32/x
  3. Step 3: Cross multiply
    117,272,797.56x = 161,838,600.38 × 64,352,235.32
  4. Step 4: Simplify right side
    117,272,797.56x = 10,414,675,695,513,202
  5. Step 5: Solve for x
    x = 10,414,675,695,513,202/117,272,797.56
  6. Step 6: Final answer
    x = 88,807,258.91

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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.