Home / 255,851,001,691.12-383,800,095,005.22-83,552,405,982.28

Finding the Fourth Proportional to 255,851,001,691.12, 383,800,095,005.22 and 83,552,405,982.28

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Solution

The fourth proportional to 255,851,001,691.12, 383,800,095,005.22 and 83,552,405,982.28 is: 125,336,313,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,851,001,691.12 : 383,800,095,005.22 = 83,552,405,982.28 : x
  2. Step 2: Convert to fraction form
    255,851,001,691.12/383,800,095,005.22 = 83,552,405,982.28/x
  3. Step 3: Cross multiply
    255,851,001,691.12x = 383,800,095,005.22 × 83,552,405,982.28
  4. Step 4: Simplify right side
    255,851,001,691.12x = 32,067,421,353,914,539,180,032
  5. Step 5: Solve for x
    x = 32,067,421,353,914,539,180,032/255,851,001,691.12
  6. Step 6: Final answer
    x = 125,336,313,486.97

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1.5x scale

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.