Home / 249,294,817.32-344,044,650.24-137,783,261.76

Finding the Fourth Proportional to 249,294,817.32, 344,044,650.24 and 137,783,261.76

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Solution

The fourth proportional to 249,294,817.32, 344,044,650.24 and 137,783,261.76 is: 190,150,740.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,294,817.32 : 344,044,650.24 = 137,783,261.76 : x
  2. Step 2: Convert to fraction form
    249,294,817.32/344,044,650.24 = 137,783,261.76/x
  3. Step 3: Cross multiply
    249,294,817.32x = 344,044,650.24 × 137,783,261.76
  4. Step 4: Simplify right side
    249,294,817.32x = 47,403,594,101,145,568
  5. Step 5: Solve for x
    x = 47,403,594,101,145,568/249,294,817.32
  6. Step 6: Final answer
    x = 190,150,740.44

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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.