Home / 145,667,773.86-201,019,181.70-79,586,852.82

Finding the Fourth Proportional to 145,667,773.86, 201,019,181.70 and 79,586,852.82

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Solution

The fourth proportional to 145,667,773.86, 201,019,181.70 and 79,586,852.82 is: 109,828,575.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,667,773.86 : 201,019,181.70 = 79,586,852.82 : x
  2. Step 2: Convert to fraction form
    145,667,773.86/201,019,181.70 = 79,586,852.82/x
  3. Step 3: Cross multiply
    145,667,773.86x = 201,019,181.70 × 79,586,852.82
  4. Step 4: Simplify right side
    145,667,773.86x = 15,998,484,027,954,736
  5. Step 5: Solve for x
    x = 15,998,484,027,954,736/145,667,773.86
  6. Step 6: Final answer
    x = 109,828,575.01

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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.