Home / 680,499,772.72-1,020,700,283.88-265,898,636.08

Finding the Fourth Proportional to 680,499,772.72, 1,020,700,283.88 and 265,898,636.08

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Solution

The fourth proportional to 680,499,772.72, 1,020,700,283.88 and 265,898,636.08 is: 398,828,661.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,499,772.72 : 1,020,700,283.88 = 265,898,636.08 : x
  2. Step 2: Convert to fraction form
    680,499,772.72/1,020,700,283.88 = 265,898,636.08/x
  3. Step 3: Cross multiply
    680,499,772.72x = 1,020,700,283.88 × 265,898,636.08
  4. Step 4: Simplify right side
    680,499,772.72x = 271,402,813,330,160,832
  5. Step 5: Solve for x
    x = 271,402,813,330,160,832/680,499,772.72
  6. Step 6: Final answer
    x = 398,828,661.24

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Why These Related Problems?

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