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Finding the Fourth Proportional to 651,848,066.76, 978,202,862.82 and 306,900,342.12

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Solution

The fourth proportional to 651,848,066.76, 978,202,862.82 and 306,900,342.12 is: 460,553,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,848,066.76 : 978,202,862.82 = 306,900,342.12 : x
  2. Step 2: Convert to fraction form
    651,848,066.76/978,202,862.82 = 306,900,342.12/x
  3. Step 3: Cross multiply
    651,848,066.76x = 978,202,862.82 × 306,900,342.12
  4. Step 4: Simplify right side
    651,848,066.76x = 300,210,793,262,221,440
  5. Step 5: Solve for x
    x = 300,210,793,262,221,440/651,848,066.76
  6. Step 6: Final answer
    x = 460,553,323.04

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Why These Related Problems?

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