Home / 18,472,068,681.39-27,705,303,414.53-5,027,400,266.72

Finding the Fourth Proportional to 18,472,068,681.39, 27,705,303,414.53 and 5,027,400,266.72

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Solution

The fourth proportional to 18,472,068,681.39, 27,705,303,414.53 and 5,027,400,266.72 is: 7,540,338,452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472,068,681.39 : 27,705,303,414.53 = 5,027,400,266.72 : x
  2. Step 2: Convert to fraction form
    18,472,068,681.39/27,705,303,414.53 = 5,027,400,266.72/x
  3. Step 3: Cross multiply
    18,472,068,681.39x = 27,705,303,414.53 × 5,027,400,266.72
  4. Step 4: Simplify right side
    18,472,068,681.39x = 139,285,649,775,712,468,992
  5. Step 5: Solve for x
    x = 139,285,649,775,712,468,992/18,472,068,681.39
  6. Step 6: Final answer
    x = 7,540,338,452.51

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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.