Home / 57,470,178.45-86,247,258.08-40,464,066.45

Finding the Fourth Proportional to 57,470,178.45, 86,247,258.08 and 40,464,066.45

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Solution

The fourth proportional to 57,470,178.45, 86,247,258.08 and 40,464,066.45 is: 60,725,664.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,470,178.45 : 86,247,258.08 = 40,464,066.45 : x
  2. Step 2: Convert to fraction form
    57,470,178.45/86,247,258.08 = 40,464,066.45/x
  3. Step 3: Cross multiply
    57,470,178.45x = 86,247,258.08 × 40,464,066.45
  4. Step 4: Simplify right side
    57,470,178.45x = 3,489,914,781,877,099.50
  5. Step 5: Solve for x
    x = 3,489,914,781,877,099.50/57,470,178.45
  6. Step 6: Final answer
    x = 60,725,664.61

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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.