Home / 98,322,071.25-135,664,203.78-56,498,056.18

Finding the Fourth Proportional to 98,322,071.25, 135,664,203.78 and 56,498,056.18

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Solution

The fourth proportional to 98,322,071.25, 135,664,203.78 and 56,498,056.18 is: 77,955,678.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,322,071.25 : 135,664,203.78 = 56,498,056.18 : x
  2. Step 2: Convert to fraction form
    98,322,071.25/135,664,203.78 = 56,498,056.18/x
  3. Step 3: Cross multiply
    98,322,071.25x = 135,664,203.78 × 56,498,056.18
  4. Step 4: Simplify right side
    98,322,071.25x = 7,664,763,806,777,408
  5. Step 5: Solve for x
    x = 7,664,763,806,777,408/98,322,071.25
  6. Step 6: Final answer
    x = 77,955,678.81

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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.