Home / 12,222,273,135.44-18,296,867,802.36-7,485,681,020.24

Finding the Fourth Proportional to 12,222,273,135.44, 18,296,867,802.36 and 7,485,681,020.24

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Solution

The fourth proportional to 12,222,273,135.44, 18,296,867,802.36 and 7,485,681,020.24 is: 11,206,140,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,222,273,135.44 : 18,296,867,802.36 = 7,485,681,020.24 : x
  2. Step 2: Convert to fraction form
    12,222,273,135.44/18,296,867,802.36 = 7,485,681,020.24/x
  3. Step 3: Cross multiply
    12,222,273,135.44x = 18,296,867,802.36 × 7,485,681,020.24
  4. Step 4: Simplify right side
    12,222,273,135.44x = 136,964,516,037,966,610,432
  5. Step 5: Solve for x
    x = 136,964,516,037,966,610,432/12,222,273,135.44
  6. Step 6: Final answer
    x = 11,206,140,995.23

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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.