Home / 56,318,720,175.59-84,478,110,598.89-20,941,478,784.23

Finding the Fourth Proportional to 56,318,720,175.59, 84,478,110,598.89 and 20,941,478,784.23

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Solution

The fourth proportional to 56,318,720,175.59, 84,478,110,598.89 and 20,941,478,784.23 is: 31,412,229,456.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,318,720,175.59 : 84,478,110,598.89 = 20,941,478,784.23 : x
  2. Step 2: Convert to fraction form
    56,318,720,175.59/84,478,110,598.89 = 20,941,478,784.23/x
  3. Step 3: Cross multiply
    56,318,720,175.59x = 84,478,110,598.89 × 20,941,478,784.23
  4. Step 4: Simplify right side
    56,318,720,175.59x = 1,769,096,560,838,067,879,936
  5. Step 5: Solve for x
    x = 1,769,096,560,838,067,879,936/56,318,720,175.59
  6. Step 6: Final answer
    x = 31,412,229,456.25

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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.