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Finding the Fourth Proportional to 314,928,000.45, 472,392,000.68 and 84,920,335.65

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Solution

The fourth proportional to 314,928,000.45, 472,392,000.68 and 84,920,335.65 is: 127,380,503.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,000.45 : 472,392,000.68 = 84,920,335.65 : x
  2. Step 2: Convert to fraction form
    314,928,000.45/472,392,000.68 = 84,920,335.65/x
  3. Step 3: Cross multiply
    314,928,000.45x = 472,392,000.68 × 84,920,335.65
  4. Step 4: Simplify right side
    314,928,000.45x = 40,115,687,255,696,032
  5. Step 5: Solve for x
    x = 40,115,687,255,696,032/314,928,000.45
  6. Step 6: Final answer
    x = 127,380,503.48

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