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Finding the Fourth Proportional to 92,650,978.20, 139,026,233.70 and 38,803,733.40

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Solution

The fourth proportional to 92,650,978.20, 139,026,233.70 and 38,803,733.40 is: 58,226,443.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,650,978.20 : 139,026,233.70 = 38,803,733.40 : x
  2. Step 2: Convert to fraction form
    92,650,978.20/139,026,233.70 = 38,803,733.40/x
  3. Step 3: Cross multiply
    92,650,978.20x = 139,026,233.70 × 38,803,733.40
  4. Step 4: Simplify right side
    92,650,978.20x = 5,394,736,908,100,895
  5. Step 5: Solve for x
    x = 5,394,736,908,100,895/92,650,978.20
  6. Step 6: Final answer
    x = 58,226,443.08

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