Home / 276,953,443.20-415,430,164.80-133,626,211.20

Finding the Fourth Proportional to 276,953,443.20, 415,430,164.80 and 133,626,211.20

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Solution

The fourth proportional to 276,953,443.20, 415,430,164.80 and 133,626,211.20 is: 200,439,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,953,443.20 : 415,430,164.80 = 133,626,211.20 : x
  2. Step 2: Convert to fraction form
    276,953,443.20/415,430,164.80 = 133,626,211.20/x
  3. Step 3: Cross multiply
    276,953,443.20x = 415,430,164.80 × 133,626,211.20
  4. Step 4: Simplify right side
    276,953,443.20x = 55,512,358,940,415,608
  5. Step 5: Solve for x
    x = 55,512,358,940,415,608/276,953,443.20
  6. Step 6: Final answer
    x = 200,439,316.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.