Home / 249,422,424.55-344,040,761.72-159,972,685.99

Finding the Fourth Proportional to 249,422,424.55, 344,040,761.72 and 159,972,685.99

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Solution

The fourth proportional to 249,422,424.55, 344,040,761.72 and 159,972,685.99 is: 220,658,286.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,422,424.55 : 344,040,761.72 = 159,972,685.99 : x
  2. Step 2: Convert to fraction form
    249,422,424.55/344,040,761.72 = 159,972,685.99/x
  3. Step 3: Cross multiply
    249,422,424.55x = 344,040,761.72 × 159,972,685.99
  4. Step 4: Simplify right side
    249,422,424.55x = 55,037,124,742,393,984
  5. Step 5: Solve for x
    x = 55,037,124,742,393,984/249,422,424.55
  6. Step 6: Final answer
    x = 220,658,286.21

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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.