Home / 267,747,336.40-401,621,004.60-186,117,998.80

Finding the Fourth Proportional to 267,747,336.40, 401,621,004.60 and 186,117,998.80

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Solution

The fourth proportional to 267,747,336.40, 401,621,004.60 and 186,117,998.80 is: 279,176,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,747,336.40 : 401,621,004.60 = 186,117,998.80 : x
  2. Step 2: Convert to fraction form
    267,747,336.40/401,621,004.60 = 186,117,998.80/x
  3. Step 3: Cross multiply
    267,747,336.40x = 401,621,004.60 × 186,117,998.80
  4. Step 4: Simplify right side
    267,747,336.40x = 74,748,897,652,197,600
  5. Step 5: Solve for x
    x = 74,748,897,652,197,600/267,747,336.40
  6. Step 6: Final answer
    x = 279,176,998.20

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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.