Home / 11,358,428,152.88-15,666,501,616.26-7,972,093,070.12

Finding the Fourth Proportional to 11,358,428,152.88, 15,666,501,616.26 and 7,972,093,070.12

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Solution

The fourth proportional to 11,358,428,152.88, 15,666,501,616.26 and 7,972,093,070.12 is: 10,995,782,804.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358,428,152.88 : 15,666,501,616.26 = 7,972,093,070.12 : x
  2. Step 2: Convert to fraction form
    11,358,428,152.88/15,666,501,616.26 = 7,972,093,070.12/x
  3. Step 3: Cross multiply
    11,358,428,152.88x = 15,666,501,616.26 × 7,972,093,070.12
  4. Step 4: Simplify right side
    11,358,428,152.88x = 124,894,808,968,010,121,216
  5. Step 5: Solve for x
    x = 124,894,808,968,010,121,216/11,358,428,152.88
  6. Step 6: Final answer
    x = 10,995,782,804.36

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Double scale
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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.