Home / 390,482,964.72-538,865,012.55-214,273,908.27

Finding the Fourth Proportional to 390,482,964.72, 538,865,012.55 and 214,273,908.27

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Solution

The fourth proportional to 390,482,964.72, 538,865,012.55 and 214,273,908.27 is: 295,697,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,482,964.72 : 538,865,012.55 = 214,273,908.27 : x
  2. Step 2: Convert to fraction form
    390,482,964.72/538,865,012.55 = 214,273,908.27/x
  3. Step 3: Cross multiply
    390,482,964.72x = 538,865,012.55 × 214,273,908.27
  4. Step 4: Simplify right side
    390,482,964.72x = 115,464,712,269,051,088
  5. Step 5: Solve for x
    x = 115,464,712,269,051,088/390,482,964.72
  6. Step 6: Final answer
    x = 295,697,181.95

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