Home / 8,758,127,992.30-12,085,589,174.64-5,141,298,587.81

Finding the Fourth Proportional to 8,758,127,992.30, 12,085,589,174.64 and 5,141,298,587.81

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Solution

The fourth proportional to 8,758,127,992.30, 12,085,589,174.64 and 5,141,298,587.81 is: 7,094,623,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,127,992.30 : 12,085,589,174.64 = 5,141,298,587.81 : x
  2. Step 2: Convert to fraction form
    8,758,127,992.30/12,085,589,174.64 = 5,141,298,587.81/x
  3. Step 3: Cross multiply
    8,758,127,992.30x = 12,085,589,174.64 × 5,141,298,587.81
  4. Step 4: Simplify right side
    8,758,127,992.30x = 62,135,622,556,428,460,032
  5. Step 5: Solve for x
    x = 62,135,622,556,428,460,032/8,758,127,992.30
  6. Step 6: Final answer
    x = 7,094,623,715.37

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1.5x scale

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.