Home / 249,169,451.88-343,843,436.82-143,314,818.96

Finding the Fourth Proportional to 249,169,451.88, 343,843,436.82 and 143,314,818.96

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Solution

The fourth proportional to 249,169,451.88, 343,843,436.82 and 143,314,818.96 is: 197,768,464.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,169,451.88 : 343,843,436.82 = 143,314,818.96 : x
  2. Step 2: Convert to fraction form
    249,169,451.88/343,843,436.82 = 143,314,818.96/x
  3. Step 3: Cross multiply
    249,169,451.88x = 343,843,436.82 × 143,314,818.96
  4. Step 4: Simplify right side
    249,169,451.88x = 49,277,859,898,442,496
  5. Step 5: Solve for x
    x = 49,277,859,898,442,496/249,169,451.88
  6. Step 6: Final answer
    x = 197,768,464.50

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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.