Home / 158,780,172.27-219,140,335.76-96,936,362.67

Finding the Fourth Proportional to 158,780,172.27, 219,140,335.76 and 96,936,362.67

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Solution

The fourth proportional to 158,780,172.27, 219,140,335.76 and 96,936,362.67 is: 133,786,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,780,172.27 : 219,140,335.76 = 96,936,362.67 : x
  2. Step 2: Convert to fraction form
    158,780,172.27/219,140,335.76 = 96,936,362.67/x
  3. Step 3: Cross multiply
    158,780,172.27x = 219,140,335.76 × 96,936,362.67
  4. Step 4: Simplify right side
    158,780,172.27x = 21,242,667,062,372,248
  5. Step 5: Solve for x
    x = 21,242,667,062,372,248/158,780,172.27
  6. Step 6: Final answer
    x = 133,786,648.29

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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.