Home / 645,055,507.40-967,583,261.10-236,404,934.60

Finding the Fourth Proportional to 645,055,507.40, 967,583,261.10 and 236,404,934.60

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Solution

The fourth proportional to 645,055,507.40, 967,583,261.10 and 236,404,934.60 is: 354,607,401.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,055,507.40 : 967,583,261.10 = 236,404,934.60 : x
  2. Step 2: Convert to fraction form
    645,055,507.40/967,583,261.10 = 236,404,934.60/x
  3. Step 3: Cross multiply
    645,055,507.40x = 967,583,261.10 × 236,404,934.60
  4. Step 4: Simplify right side
    645,055,507.40x = 228,741,457,560,400,224
  5. Step 5: Solve for x
    x = 228,741,457,560,400,224/645,055,507.40
  6. Step 6: Final answer
    x = 354,607,401.90

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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.