Home / 14,687,521,641.53-20,268,848,504.66-8,344,237,547.58

Finding the Fourth Proportional to 14,687,521,641.53, 20,268,848,504.66 and 8,344,237,547.58

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Solution

The fourth proportional to 14,687,521,641.53, 20,268,848,504.66 and 8,344,237,547.58 is: 11,515,086,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687,521,641.53 : 20,268,848,504.66 = 8,344,237,547.58 : x
  2. Step 2: Convert to fraction form
    14,687,521,641.53/20,268,848,504.66 = 8,344,237,547.58/x
  3. Step 3: Cross multiply
    14,687,521,641.53x = 20,268,848,504.66 × 8,344,237,547.58
  4. Step 4: Simplify right side
    14,687,521,641.53x = 169,128,086,738,794,708,992
  5. Step 5: Solve for x
    x = 169,128,086,738,794,708,992/14,687,521,641.53
  6. Step 6: Final answer
    x = 11,515,086,810.87

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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.