Home / 31,863,413,363-47,771,557,566.82-19,269,471,958.52

Finding the Fourth Proportional to 31,863,413,363, 47,771,557,566.82 and 19,269,471,958.52

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Solution

The fourth proportional to 31,863,413,363, 47,771,557,566.82 and 19,269,471,958.52 is: 28,889,958,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,863,413,363 : 47,771,557,566.82 = 19,269,471,958.52 : x
  2. Step 2: Convert to fraction form
    31,863,413,363/47,771,557,566.82 = 19,269,471,958.52/x
  3. Step 3: Cross multiply
    31,863,413,363x = 47,771,557,566.82 × 19,269,471,958.52
  4. Step 4: Simplify right side
    31,863,413,363x = 920,532,688,948,661,977,088
  5. Step 5: Solve for x
    x = 920,532,688,948,661,977,088/31,863,413,363
  6. Step 6: Final answer
    x = 28,889,958,475.62

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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.