Home / 70,982,439.54-98,007,647.44-45,879,398.05

Finding the Fourth Proportional to 70,982,439.54, 98,007,647.44 and 45,879,398.05

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Solution

The fourth proportional to 70,982,439.54, 98,007,647.44 and 45,879,398.05 is: 63,347,102.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,982,439.54 : 98,007,647.44 = 45,879,398.05 : x
  2. Step 2: Convert to fraction form
    70,982,439.54/98,007,647.44 = 45,879,398.05/x
  3. Step 3: Cross multiply
    70,982,439.54x = 98,007,647.44 × 45,879,398.05
  4. Step 4: Simplify right side
    70,982,439.54x = 4,496,531,868,843,823
  5. Step 5: Solve for x
    x = 4,496,531,868,843,823/70,982,439.54
  6. Step 6: Final answer
    x = 63,347,102.44

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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.