Home / 463,640,252.40-695,460,378.60-415,267,311.60

Finding the Fourth Proportional to 463,640,252.40, 695,460,378.60 and 415,267,311.60

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Solution

The fourth proportional to 463,640,252.40, 695,460,378.60 and 415,267,311.60 is: 622,900,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,640,252.40 : 695,460,378.60 = 415,267,311.60 : x
  2. Step 2: Convert to fraction form
    463,640,252.40/695,460,378.60 = 415,267,311.60/x
  3. Step 3: Cross multiply
    463,640,252.40x = 695,460,378.60 × 415,267,311.60
  4. Step 4: Simplify right side
    463,640,252.40x = 288,801,961,745,540,224
  5. Step 5: Solve for x
    x = 288,801,961,745,540,224/463,640,252.40
  6. Step 6: Final answer
    x = 622,900,967.40

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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.