Home / 273,467,421.60-410,201,132.40-263,912,272.80

Finding the Fourth Proportional to 273,467,421.60, 410,201,132.40 and 263,912,272.80

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Solution

The fourth proportional to 273,467,421.60, 410,201,132.40 and 263,912,272.80 is: 395,868,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,467,421.60 : 410,201,132.40 = 263,912,272.80 : x
  2. Step 2: Convert to fraction form
    273,467,421.60/410,201,132.40 = 263,912,272.80/x
  3. Step 3: Cross multiply
    273,467,421.60x = 410,201,132.40 × 263,912,272.80
  4. Step 4: Simplify right side
    273,467,421.60x = 108,257,113,156,817,712
  5. Step 5: Solve for x
    x = 108,257,113,156,817,712/273,467,421.60
  6. Step 6: Final answer
    x = 395,868,409.20

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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.