Home / 201,204,022.60-301,806,033.90-172,506,208.60

Finding the Fourth Proportional to 201,204,022.60, 301,806,033.90 and 172,506,208.60

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Solution

The fourth proportional to 201,204,022.60, 301,806,033.90 and 172,506,208.60 is: 258,759,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,022.60 : 301,806,033.90 = 172,506,208.60 : x
  2. Step 2: Convert to fraction form
    201,204,022.60/301,806,033.90 = 172,506,208.60/x
  3. Step 3: Cross multiply
    201,204,022.60x = 301,806,033.90 × 172,506,208.60
  4. Step 4: Simplify right side
    201,204,022.60x = 52,063,414,640,692,064
  5. Step 5: Solve for x
    x = 52,063,414,640,692,064/201,204,022.60
  6. Step 6: Final answer
    x = 258,759,312.90

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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.