Home / 14,788,726,435.73-20,408,936,036.46-8,105,740,124.69

Finding the Fourth Proportional to 14,788,726,435.73, 20,408,936,036.46 and 8,105,740,124.69

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Solution

The fourth proportional to 14,788,726,435.73, 20,408,936,036.46 and 8,105,740,124.69 is: 11,186,191,890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788,726,435.73 : 20,408,936,036.46 = 8,105,740,124.69 : x
  2. Step 2: Convert to fraction form
    14,788,726,435.73/20,408,936,036.46 = 8,105,740,124.69/x
  3. Step 3: Cross multiply
    14,788,726,435.73x = 20,408,936,036.46 × 8,105,740,124.69
  4. Step 4: Simplify right side
    14,788,726,435.73x = 165,429,531,732,936,720,384
  5. Step 5: Solve for x
    x = 165,429,531,732,936,720,384/14,788,726,435.73
  6. Step 6: Final answer
    x = 11,186,191,890.96

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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.