Home / 39,851,733,594.98-54,995,641,073.98-21,787,288,729.94

Finding the Fourth Proportional to 39,851,733,594.98, 54,995,641,073.98 and 21,787,288,729.94

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Solution

The fourth proportional to 39,851,733,594.98, 54,995,641,073.98 and 21,787,288,729.94 is: 30,066,594,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,851,733,594.98 : 54,995,641,073.98 = 21,787,288,729.94 : x
  2. Step 2: Convert to fraction form
    39,851,733,594.98/54,995,641,073.98 = 21,787,288,729.94/x
  3. Step 3: Cross multiply
    39,851,733,594.98x = 54,995,641,073.98 × 21,787,288,729.94
  4. Step 4: Simplify right side
    39,851,733,594.98x = 1,198,205,910,966,949,904,384
  5. Step 5: Solve for x
    x = 1,198,205,910,966,949,904,384/39,851,733,594.98
  6. Step 6: Final answer
    x = 30,066,594,420.82

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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.