Home / 248,879,504.34-343,402,442.33-143,012,463.84

Finding the Fourth Proportional to 248,879,504.34, 343,402,442.33 and 143,012,463.84

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Solution

The fourth proportional to 248,879,504.34, 343,402,442.33 and 143,012,463.84 is: 197,327,736.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,879,504.34 : 343,402,442.33 = 143,012,463.84 : x
  2. Step 2: Convert to fraction form
    248,879,504.34/343,402,442.33 = 143,012,463.84/x
  3. Step 3: Cross multiply
    248,879,504.34x = 343,402,442.33 × 143,012,463.84
  4. Step 4: Simplify right side
    248,879,504.34x = 49,110,829,365,571,744
  5. Step 5: Solve for x
    x = 49,110,829,365,571,744/248,879,504.34
  6. Step 6: Final answer
    x = 197,327,736.95

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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.