Home / 7,760,221,832.80-11,640,165,233.20-2,164,009,854.33

Finding the Fourth Proportional to 7,760,221,832.80, 11,640,165,233.20 and 2,164,009,854.33

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Solution

The fourth proportional to 7,760,221,832.80, 11,640,165,233.20 and 2,164,009,854.33 is: 3,245,968,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,221,832.80 : 11,640,165,233.20 = 2,164,009,854.33 : x
  2. Step 2: Convert to fraction form
    7,760,221,832.80/11,640,165,233.20 = 2,164,009,854.33/x
  3. Step 3: Cross multiply
    7,760,221,832.80x = 11,640,165,233.20 × 2,164,009,854.33
  4. Step 4: Simplify right side
    7,760,221,832.80x = 25,189,432,270,674,264,064
  5. Step 5: Solve for x
    x = 25,189,432,270,674,264,064/7,760,221,832.80
  6. Step 6: Final answer
    x = 3,245,968,068.10

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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.