Home / 164,483,046.80-246,724,570.20-138,655,014.20

Finding the Fourth Proportional to 164,483,046.80, 246,724,570.20 and 138,655,014.20

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Solution

The fourth proportional to 164,483,046.80, 246,724,570.20 and 138,655,014.20 is: 207,982,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,483,046.80 : 246,724,570.20 = 138,655,014.20 : x
  2. Step 2: Convert to fraction form
    164,483,046.80/246,724,570.20 = 138,655,014.20/x
  3. Step 3: Cross multiply
    164,483,046.80x = 246,724,570.20 × 138,655,014.20
  4. Step 4: Simplify right side
    164,483,046.80x = 34,209,598,784,569,892
  5. Step 5: Solve for x
    x = 34,209,598,784,569,892/164,483,046.80
  6. Step 6: Final answer
    x = 207,982,521.30

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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.