Home / 115,179,873.66-158,948,787.42-62,968,911.84

Finding the Fourth Proportional to 115,179,873.66, 158,948,787.42 and 62,968,911.84

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Solution

The fourth proportional to 115,179,873.66, 158,948,787.42 and 62,968,911.84 is: 86,897,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,179,873.66 : 158,948,787.42 = 62,968,911.84 : x
  2. Step 2: Convert to fraction form
    115,179,873.66/158,948,787.42 = 62,968,911.84/x
  3. Step 3: Cross multiply
    115,179,873.66x = 158,948,787.42 × 62,968,911.84
  4. Step 4: Simplify right side
    115,179,873.66x = 10,008,832,182,124,880
  5. Step 5: Solve for x
    x = 10,008,832,182,124,880/115,179,873.66
  6. Step 6: Final answer
    x = 86,897,405.46

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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.