Home / 249,801,449.73-344,762,076.77-143,934,596.79

Finding the Fourth Proportional to 249,801,449.73, 344,762,076.77 and 143,934,596.79

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Solution

The fourth proportional to 249,801,449.73, 344,762,076.77 and 143,934,596.79 is: 198,650,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,801,449.73 : 344,762,076.77 = 143,934,596.79 : x
  2. Step 2: Convert to fraction form
    249,801,449.73/344,762,076.77 = 143,934,596.79/x
  3. Step 3: Cross multiply
    249,801,449.73x = 344,762,076.77 × 143,934,596.79
  4. Step 4: Simplify right side
    249,801,449.73x = 49,623,190,508,372,968
  5. Step 5: Solve for x
    x = 49,623,190,508,372,968/249,801,449.73
  6. Step 6: Final answer
    x = 198,650,530.50

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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.