Home / 251,622,954,284.78-377,435,842,501.41-83,929,956,638.42

Finding the Fourth Proportional to 251,622,954,284.78, 377,435,842,501.41 and 83,929,956,638.42

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Solution

The fourth proportional to 251,622,954,284.78, 377,435,842,501.41 and 83,929,956,638.42 is: 125,895,405,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,622,954,284.78 : 377,435,842,501.41 = 83,929,956,638.42 : x
  2. Step 2: Convert to fraction form
    251,622,954,284.78/377,435,842,501.41 = 83,929,956,638.42/x
  3. Step 3: Cross multiply
    251,622,954,284.78x = 377,435,842,501.41 × 83,929,956,638.42
  4. Step 4: Simplify right side
    251,622,954,284.78x = 31,678,173,894,926,969,864,192
  5. Step 5: Solve for x
    x = 31,678,173,894,926,969,864,192/251,622,954,284.78
  6. Step 6: Final answer
    x = 125,895,405,627.72

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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.