Home / 578,688,322.20-868,128,128.10-268,106,328.60

Finding the Fourth Proportional to 578,688,322.20, 868,128,128.10 and 268,106,328.60

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Solution

The fourth proportional to 578,688,322.20, 868,128,128.10 and 268,106,328.60 is: 402,203,805.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,688,322.20 : 868,128,128.10 = 268,106,328.60 : x
  2. Step 2: Convert to fraction form
    578,688,322.20/868,128,128.10 = 268,106,328.60/x
  3. Step 3: Cross multiply
    578,688,322.20x = 868,128,128.10 × 268,106,328.60
  4. Step 4: Simplify right side
    578,688,322.20x = 232,750,645,179,281,504
  5. Step 5: Solve for x
    x = 232,750,645,179,281,504/578,688,322.20
  6. Step 6: Final answer
    x = 402,203,805.14

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Why These Related Problems?

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