Home / 130,269,644.79-195,361,113.54-52,526,468.88

Finding the Fourth Proportional to 130,269,644.79, 195,361,113.54 and 52,526,468.88

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Solution

The fourth proportional to 130,269,644.79, 195,361,113.54 and 52,526,468.88 is: 78,772,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,269,644.79 : 195,361,113.54 = 52,526,468.88 : x
  2. Step 2: Convert to fraction form
    130,269,644.79/195,361,113.54 = 52,526,468.88/x
  3. Step 3: Cross multiply
    130,269,644.79x = 195,361,113.54 × 52,526,468.88
  4. Step 4: Simplify right side
    130,269,644.79x = 10,261,629,450,720,956
  5. Step 5: Solve for x
    x = 10,261,629,450,720,956/130,269,644.79
  6. Step 6: Final answer
    x = 78,772,222.55

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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.