Home / 174,627,638.40-261,942,364.80-45,226,185.60

Finding the Fourth Proportional to 174,627,638.40, 261,942,364.80 and 45,226,185.60

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Solution

The fourth proportional to 174,627,638.40, 261,942,364.80 and 45,226,185.60 is: 67,839,513.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,627,638.40 : 261,942,364.80 = 45,226,185.60 : x
  2. Step 2: Convert to fraction form
    174,627,638.40/261,942,364.80 = 45,226,185.60/x
  3. Step 3: Cross multiply
    174,627,638.40x = 261,942,364.80 × 45,226,185.60
  4. Step 4: Simplify right side
    174,627,638.40x = 11,846,654,006,947,708
  5. Step 5: Solve for x
    x = 11,846,654,006,947,708/174,627,638.40
  6. Step 6: Final answer
    x = 67,839,513.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.