Home / 31,889,103,664.80-47,833,655,497.20-19,491,648,016.80

Finding the Fourth Proportional to 31,889,103,664.80, 47,833,655,497.20 and 19,491,648,016.80

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Solution

The fourth proportional to 31,889,103,664.80, 47,833,655,497.20 and 19,491,648,016.80 is: 29,237,472,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,889,103,664.80 : 47,833,655,497.20 = 19,491,648,016.80 : x
  2. Step 2: Convert to fraction form
    31,889,103,664.80/47,833,655,497.20 = 19,491,648,016.80/x
  3. Step 3: Cross multiply
    31,889,103,664.80x = 47,833,655,497.20 × 19,491,648,016.80
  4. Step 4: Simplify right side
    31,889,103,664.80x = 932,356,776,308,292,714,496
  5. Step 5: Solve for x
    x = 932,356,776,308,292,714,496/31,889,103,664.80
  6. Step 6: Final answer
    x = 29,237,472,025.20

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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.