Home / 268,272,824.80-402,409,237.20-230,009,072.80

Finding the Fourth Proportional to 268,272,824.80, 402,409,237.20 and 230,009,072.80

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Solution

The fourth proportional to 268,272,824.80, 402,409,237.20 and 230,009,072.80 is: 345,013,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,272,824.80 : 402,409,237.20 = 230,009,072.80 : x
  2. Step 2: Convert to fraction form
    268,272,824.80/402,409,237.20 = 230,009,072.80/x
  3. Step 3: Cross multiply
    268,272,824.80x = 402,409,237.20 × 230,009,072.80
  4. Step 4: Simplify right side
    268,272,824.80x = 92,557,775,534,527,264
  5. Step 5: Solve for x
    x = 92,557,775,534,527,264/268,272,824.80
  6. Step 6: Final answer
    x = 345,013,609.20

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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.