Home / 302,624,101,971.10-417,623,149,383.74-165,447,223,777.20

Finding the Fourth Proportional to 302,624,101,971.10, 417,623,149,383.74 and 165,447,223,777.20

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Solution

The fourth proportional to 302,624,101,971.10, 417,623,149,383.74 and 165,447,223,777.20 is: 228,318,201,361.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,624,101,971.10 : 417,623,149,383.74 = 165,447,223,777.20 : x
  2. Step 2: Convert to fraction form
    302,624,101,971.10/417,623,149,383.74 = 165,447,223,777.20/x
  3. Step 3: Cross multiply
    302,624,101,971.10x = 417,623,149,383.74 × 165,447,223,777.20
  4. Step 4: Simplify right side
    302,624,101,971.10x = 69,094,590,650,630,656,753,664
  5. Step 5: Solve for x
    x = 69,094,590,650,630,656,753,664/302,624,101,971.10
  6. Step 6: Final answer
    x = 228,318,201,361.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.