Home / 199,372,654.87-275,122,784.56-111,259,737.07

Finding the Fourth Proportional to 199,372,654.87, 275,122,784.56 and 111,259,737.07

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Solution

The fourth proportional to 199,372,654.87, 275,122,784.56 and 111,259,737.07 is: 153,532,031.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,372,654.87 : 275,122,784.56 = 111,259,737.07 : x
  2. Step 2: Convert to fraction form
    199,372,654.87/275,122,784.56 = 111,259,737.07/x
  3. Step 3: Cross multiply
    199,372,654.87x = 275,122,784.56 × 111,259,737.07
  4. Step 4: Simplify right side
    199,372,654.87x = 30,610,088,672,111,852
  5. Step 5: Solve for x
    x = 30,610,088,672,111,852/199,372,654.87
  6. Step 6: Final answer
    x = 153,532,031.22

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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.