Home / 158,780,173.27-219,140,337.14-96,936,363.67

Finding the Fourth Proportional to 158,780,173.27, 219,140,337.14 and 96,936,363.67

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Solution

The fourth proportional to 158,780,173.27, 219,140,337.14 and 96,936,363.67 is: 133,786,649.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,780,173.27 : 219,140,337.14 = 96,936,363.67 : x
  2. Step 2: Convert to fraction form
    158,780,173.27/219,140,337.14 = 96,936,363.67/x
  3. Step 3: Cross multiply
    158,780,173.27x = 219,140,337.14 × 96,936,363.67
  4. Step 4: Simplify right side
    158,780,173.27x = 21,242,667,415,769,448
  5. Step 5: Solve for x
    x = 21,242,667,415,769,448/158,780,173.27
  6. Step 6: Final answer
    x = 133,786,649.67

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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.