Home / 88,109,531.64-121,593,178.82-48,419,529.93

Finding the Fourth Proportional to 88,109,531.64, 121,593,178.82 and 48,419,529.93

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Solution

The fourth proportional to 88,109,531.64, 121,593,178.82 and 48,419,529.93 is: 66,820,064.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,109,531.64 : 121,593,178.82 = 48,419,529.93 : x
  2. Step 2: Convert to fraction form
    88,109,531.64/121,593,178.82 = 48,419,529.93/x
  3. Step 3: Cross multiply
    88,109,531.64x = 121,593,178.82 × 48,419,529.93
  4. Step 4: Simplify right side
    88,109,531.64x = 5,887,484,561,279,881
  5. Step 5: Solve for x
    x = 5,887,484,561,279,881/88,109,531.64
  6. Step 6: Final answer
    x = 66,820,064.21

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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.