Home / 79,340,920.12-118,957,048.72-40,404,001.32

Finding the Fourth Proportional to 79,340,920.12, 118,957,048.72 and 40,404,001.32

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Solution

The fourth proportional to 79,340,920.12, 118,957,048.72 and 40,404,001.32 is: 60,578,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,340,920.12 : 118,957,048.72 = 40,404,001.32 : x
  2. Step 2: Convert to fraction form
    79,340,920.12/118,957,048.72 = 40,404,001.32/x
  3. Step 3: Cross multiply
    79,340,920.12x = 118,957,048.72 × 40,404,001.32
  4. Step 4: Simplify right side
    79,340,920.12x = 4,806,340,753,506,184
  5. Step 5: Solve for x
    x = 4,806,340,753,506,184/79,340,920.12
  6. Step 6: Final answer
    x = 60,578,333.93

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