Home / 40,507,938,992.42-60,738,355,822.66-15,327,601,060.68

Finding the Fourth Proportional to 40,507,938,992.42, 60,738,355,822.66 and 15,327,601,060.68

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Solution

The fourth proportional to 40,507,938,992.42, 60,738,355,822.66 and 15,327,601,060.68 is: 22,982,489,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,507,938,992.42 : 60,738,355,822.66 = 15,327,601,060.68 : x
  2. Step 2: Convert to fraction form
    40,507,938,992.42/60,738,355,822.66 = 15,327,601,060.68/x
  3. Step 3: Cross multiply
    40,507,938,992.42x = 60,738,355,822.66 × 15,327,601,060.68
  4. Step 4: Simplify right side
    40,507,938,992.42x = 930,973,287,131,362,754,560
  5. Step 5: Solve for x
    x = 930,973,287,131,362,754,560/40,507,938,992.42
  6. Step 6: Final answer
    x = 22,982,489,612.85

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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.