Home / 163,314,997.80-244,967,247.90-54,145,206.60

Finding the Fourth Proportional to 163,314,997.80, 244,967,247.90 and 54,145,206.60

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Solution

The fourth proportional to 163,314,997.80, 244,967,247.90 and 54,145,206.60 is: 81,216,069.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,314,997.80 : 244,967,247.90 = 54,145,206.60 : x
  2. Step 2: Convert to fraction form
    163,314,997.80/244,967,247.90 = 54,145,206.60/x
  3. Step 3: Cross multiply
    163,314,997.80x = 244,967,247.90 × 54,145,206.60
  4. Step 4: Simplify right side
    163,314,997.80x = 13,263,802,247,778,916
  5. Step 5: Solve for x
    x = 13,263,802,247,778,916/163,314,997.80
  6. Step 6: Final answer
    x = 81,216,069.72

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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.