Home / 89,074,498.80-133,611,748.20-78,303,961.20

Finding the Fourth Proportional to 89,074,498.80, 133,611,748.20 and 78,303,961.20

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Solution

The fourth proportional to 89,074,498.80, 133,611,748.20 and 78,303,961.20 is: 117,455,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,074,498.80 : 133,611,748.20 = 78,303,961.20 : x
  2. Step 2: Convert to fraction form
    89,074,498.80/133,611,748.20 = 78,303,961.20/x
  3. Step 3: Cross multiply
    89,074,498.80x = 133,611,748.20 × 78,303,961.20
  4. Step 4: Simplify right side
    89,074,498.80x = 10,462,329,146,916,970
  5. Step 5: Solve for x
    x = 10,462,329,146,916,970/89,074,498.80
  6. Step 6: Final answer
    x = 117,455,941.80

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