Home / 47,434,384,689.53-71,149,071,119.49-15,558,858,871.91

Finding the Fourth Proportional to 47,434,384,689.53, 71,149,071,119.49 and 15,558,858,871.91

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Solution

The fourth proportional to 47,434,384,689.53, 71,149,071,119.49 and 15,558,858,871.91 is: 23,337,466,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,434,384,689.53 : 71,149,071,119.49 = 15,558,858,871.91 : x
  2. Step 2: Convert to fraction form
    47,434,384,689.53/71,149,071,119.49 = 15,558,858,871.91/x
  3. Step 3: Cross multiply
    47,434,384,689.53x = 71,149,071,119.49 × 15,558,858,871.91
  4. Step 4: Simplify right side
    47,434,384,689.53x = 1,106,998,356,415,348,080,640
  5. Step 5: Solve for x
    x = 1,106,998,356,415,348,080,640/47,434,384,689.53
  6. Step 6: Final answer
    x = 23,337,466,347.69

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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.