Home / 181,786,777.91-250,871,944.15-107,511,009.11

Finding the Fourth Proportional to 181,786,777.91, 250,871,944.15 and 107,511,009.11

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Solution

The fourth proportional to 181,786,777.91, 250,871,944.15 and 107,511,009.11 is: 148,368,853.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,786,777.91 : 250,871,944.15 = 107,511,009.11 : x
  2. Step 2: Convert to fraction form
    181,786,777.91/250,871,944.15 = 107,511,009.11/x
  3. Step 3: Cross multiply
    181,786,777.91x = 250,871,944.15 × 107,511,009.11
  4. Step 4: Simplify right side
    181,786,777.91x = 26,971,495,872,169,572
  5. Step 5: Solve for x
    x = 26,971,495,872,169,572/181,786,777.91
  6. Step 6: Final answer
    x = 148,368,853.79

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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.