Home / 7,889,295,317.23-10,887,403,772.64-4,502,137,171.15

Finding the Fourth Proportional to 7,889,295,317.23, 10,887,403,772.64 and 4,502,137,171.15

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Solution

The fourth proportional to 7,889,295,317.23, 10,887,403,772.64 and 4,502,137,171.15 is: 6,213,049,867.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,295,317.23 : 10,887,403,772.64 = 4,502,137,171.15 : x
  2. Step 2: Convert to fraction form
    7,889,295,317.23/10,887,403,772.64 = 4,502,137,171.15/x
  3. Step 3: Cross multiply
    7,889,295,317.23x = 10,887,403,772.64 × 4,502,137,171.15
  4. Step 4: Simplify right side
    7,889,295,317.23x = 49,016,585,222,121,283,584
  5. Step 5: Solve for x
    x = 49,016,585,222,121,283,584/7,889,295,317.23
  6. Step 6: Final answer
    x = 6,213,049,867.09

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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.