Home / 13,854,051,513.86-20,778,977,565.12-3,770,550,202.86

Finding the Fourth Proportional to 13,854,051,513.86, 20,778,977,565.12 and 3,770,550,202.86

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Solution

The fourth proportional to 13,854,051,513.86, 20,778,977,565.12 and 3,770,550,202.86 is: 5,655,253,843.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854,051,513.86 : 20,778,977,565.12 = 3,770,550,202.86 : x
  2. Step 2: Convert to fraction form
    13,854,051,513.86/20,778,977,565.12 = 3,770,550,202.86/x
  3. Step 3: Cross multiply
    13,854,051,513.86x = 20,778,977,565.12 × 3,770,550,202.86
  4. Step 4: Simplify right side
    13,854,051,513.86x = 78,348,178,073,386,598,400
  5. Step 5: Solve for x
    x = 78,348,178,073,386,598,400/13,854,051,513.86
  6. Step 6: Final answer
    x = 5,655,253,843.62

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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.