Home / 8,966,128,835.36-12,372,443,514.96-5,005,101,620

Finding the Fourth Proportional to 8,966,128,835.36, 12,372,443,514.96 and 5,005,101,620

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Solution

The fourth proportional to 8,966,128,835.36, 12,372,443,514.96 and 5,005,101,620 is: 6,906,585,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966,128,835.36 : 12,372,443,514.96 = 5,005,101,620 : x
  2. Step 2: Convert to fraction form
    8,966,128,835.36/12,372,443,514.96 = 5,005,101,620/x
  3. Step 3: Cross multiply
    8,966,128,835.36x = 12,372,443,514.96 × 5,005,101,620
  4. Step 4: Simplify right side
    8,966,128,835.36x = 61,925,337,080,084,783,104
  5. Step 5: Solve for x
    x = 61,925,337,080,084,783,104/8,966,128,835.36
  6. Step 6: Final answer
    x = 6,906,585,686.78

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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.