Home / 463,631,402.40-695,447,103.60-415,258,461.60

Finding the Fourth Proportional to 463,631,402.40, 695,447,103.60 and 415,258,461.60

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Solution

The fourth proportional to 463,631,402.40, 695,447,103.60 and 415,258,461.60 is: 622,887,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,631,402.40 : 695,447,103.60 = 415,258,461.60 : x
  2. Step 2: Convert to fraction form
    463,631,402.40/695,447,103.60 = 415,258,461.60/x
  3. Step 3: Cross multiply
    463,631,402.40x = 695,447,103.60 × 415,258,461.60
  4. Step 4: Simplify right side
    463,631,402.40x = 288,790,294,365,111,872
  5. Step 5: Solve for x
    x = 288,790,294,365,111,872/463,631,402.40
  6. Step 6: Final answer
    x = 622,887,692.40

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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.