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Finding the Fourth Proportional to 139,968,695.70, 209,953,043.55 and 96,886,545.30

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Solution

The fourth proportional to 139,968,695.70, 209,953,043.55 and 96,886,545.30 is: 145,329,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,695.70 : 209,953,043.55 = 96,886,545.30 : x
  2. Step 2: Convert to fraction form
    139,968,695.70/209,953,043.55 = 96,886,545.30/x
  3. Step 3: Cross multiply
    139,968,695.70x = 209,953,043.55 × 96,886,545.30
  4. Step 4: Simplify right side
    139,968,695.70x = 20,341,625,064,779,948
  5. Step 5: Solve for x
    x = 20,341,625,064,779,948/139,968,695.70
  6. Step 6: Final answer
    x = 145,329,817.95

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