Home / 79,114,915.80-118,667,777.28-23,781,555.90

Finding the Fourth Proportional to 79,114,915.80, 118,667,777.28 and 23,781,555.90

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Solution

The fourth proportional to 79,114,915.80, 118,667,777.28 and 23,781,555.90 is: 35,670,952.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,114,915.80 : 118,667,777.28 = 23,781,555.90 : x
  2. Step 2: Convert to fraction form
    79,114,915.80/118,667,777.28 = 23,781,555.90/x
  3. Step 3: Cross multiply
    79,114,915.80x = 118,667,777.28 × 23,781,555.90
  4. Step 4: Simplify right side
    79,114,915.80x = 2,822,104,378,913,070
  5. Step 5: Solve for x
    x = 2,822,104,378,913,070/79,114,915.80
  6. Step 6: Final answer
    x = 35,670,952.19

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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.