Home / 262,441,356.30-393,662,034.45-89,860,812.30

Finding the Fourth Proportional to 262,441,356.30, 393,662,034.45 and 89,860,812.30

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Solution

The fourth proportional to 262,441,356.30, 393,662,034.45 and 89,860,812.30 is: 134,791,218.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,441,356.30 : 393,662,034.45 = 89,860,812.30 : x
  2. Step 2: Convert to fraction form
    262,441,356.30/393,662,034.45 = 89,860,812.30/x
  3. Step 3: Cross multiply
    262,441,356.30x = 393,662,034.45 × 89,860,812.30
  4. Step 4: Simplify right side
    262,441,356.30x = 35,374,790,187,347,580
  5. Step 5: Solve for x
    x = 35,374,790,187,347,580/262,441,356.30
  6. Step 6: Final answer
    x = 134,791,218.45

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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.