Home / 604,638,905.40-906,958,358.10-389,471,110.20

Finding the Fourth Proportional to 604,638,905.40, 906,958,358.10 and 389,471,110.20

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Solution

The fourth proportional to 604,638,905.40, 906,958,358.10 and 389,471,110.20 is: 584,206,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,638,905.40 : 906,958,358.10 = 389,471,110.20 : x
  2. Step 2: Convert to fraction form
    604,638,905.40/906,958,358.10 = 389,471,110.20/x
  3. Step 3: Cross multiply
    604,638,905.40x = 906,958,358.10 × 389,471,110.20
  4. Step 4: Simplify right side
    604,638,905.40x = 353,234,078,634,376,192
  5. Step 5: Solve for x
    x = 353,234,078,634,376,192/604,638,905.40
  6. Step 6: Final answer
    x = 584,206,665.30

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