Home / 248,879,502.84-343,402,440.26-143,012,462.34

Finding the Fourth Proportional to 248,879,502.84, 343,402,440.26 and 143,012,462.34

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Solution

The fourth proportional to 248,879,502.84, 343,402,440.26 and 143,012,462.34 is: 197,327,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,879,502.84 : 343,402,440.26 = 143,012,462.34 : x
  2. Step 2: Convert to fraction form
    248,879,502.84/343,402,440.26 = 143,012,462.34/x
  3. Step 3: Cross multiply
    248,879,502.84x = 343,402,440.26 × 143,012,462.34
  4. Step 4: Simplify right side
    248,879,502.84x = 49,110,828,554,432,288
  5. Step 5: Solve for x
    x = 49,110,828,554,432,288/248,879,502.84
  6. Step 6: Final answer
    x = 197,327,734.88

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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.