Home / 106,284,857.60-159,427,286.40-57,785,945.60

Finding the Fourth Proportional to 106,284,857.60, 159,427,286.40 and 57,785,945.60

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Solution

The fourth proportional to 106,284,857.60, 159,427,286.40 and 57,785,945.60 is: 86,678,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,284,857.60 : 159,427,286.40 = 57,785,945.60 : x
  2. Step 2: Convert to fraction form
    106,284,857.60/159,427,286.40 = 57,785,945.60/x
  3. Step 3: Cross multiply
    106,284,857.60x = 159,427,286.40 × 57,785,945.60
  4. Step 4: Simplify right side
    106,284,857.60x = 9,212,656,499,066,020
  5. Step 5: Solve for x
    x = 9,212,656,499,066,020/106,284,857.60
  6. Step 6: Final answer
    x = 86,678,918.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.