Home / 114,476,964.71-157,963,863.08-77,387,942.75

Finding the Fourth Proportional to 114,476,964.71, 157,963,863.08 and 77,387,942.75

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Solution

The fourth proportional to 114,476,964.71, 157,963,863.08 and 77,387,942.75 is: 106,785,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,476,964.71 : 157,963,863.08 = 77,387,942.75 : x
  2. Step 2: Convert to fraction form
    114,476,964.71/157,963,863.08 = 77,387,942.75/x
  3. Step 3: Cross multiply
    114,476,964.71x = 157,963,863.08 × 77,387,942.75
  4. Step 4: Simplify right side
    114,476,964.71x = 12,224,498,391,427,120
  5. Step 5: Solve for x
    x = 12,224,498,391,427,120/114,476,964.71
  6. Step 6: Final answer
    x = 106,785,661.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.