Home / 144,386,266.27-199,278,516.78-85,681,300.51

Finding the Fourth Proportional to 144,386,266.27, 199,278,516.78 and 85,681,300.51

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Solution

The fourth proportional to 144,386,266.27, 199,278,516.78 and 85,681,300.51 is: 118,255,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,386,266.27 : 199,278,516.78 = 85,681,300.51 : x
  2. Step 2: Convert to fraction form
    144,386,266.27/199,278,516.78 = 85,681,300.51/x
  3. Step 3: Cross multiply
    144,386,266.27x = 199,278,516.78 × 85,681,300.51
  4. Step 4: Simplify right side
    144,386,266.27x = 17,074,442,481,414,258
  5. Step 5: Solve for x
    x = 17,074,442,481,414,258/144,386,266.27
  6. Step 6: Final answer
    x = 118,255,308.64

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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.