Home / 166,827,143.80-250,240,715.70-155,489,735.80

Finding the Fourth Proportional to 166,827,143.80, 250,240,715.70 and 155,489,735.80

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Solution

The fourth proportional to 166,827,143.80, 250,240,715.70 and 155,489,735.80 is: 233,234,603.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,827,143.80 : 250,240,715.70 = 155,489,735.80 : x
  2. Step 2: Convert to fraction form
    166,827,143.80/250,240,715.70 = 155,489,735.80/x
  3. Step 3: Cross multiply
    166,827,143.80x = 250,240,715.70 × 155,489,735.80
  4. Step 4: Simplify right side
    166,827,143.80x = 38,909,862,770,595,912
  5. Step 5: Solve for x
    x = 38,909,862,770,595,912/166,827,143.80
  6. Step 6: Final answer
    x = 233,234,603.70

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1.5x scale

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.