Home / 35,914,752,828.80-53,872,129,243.20-20,435,411,772.80

Finding the Fourth Proportional to 35,914,752,828.80, 53,872,129,243.20 and 20,435,411,772.80

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Solution

The fourth proportional to 35,914,752,828.80, 53,872,129,243.20 and 20,435,411,772.80 is: 30,653,117,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,914,752,828.80 : 53,872,129,243.20 = 20,435,411,772.80 : x
  2. Step 2: Convert to fraction form
    35,914,752,828.80/53,872,129,243.20 = 20,435,411,772.80/x
  3. Step 3: Cross multiply
    35,914,752,828.80x = 53,872,129,243.20 × 20,435,411,772.80
  4. Step 4: Simplify right side
    35,914,752,828.80x = 1,100,899,144,162,292,269,056
  5. Step 5: Solve for x
    x = 1,100,899,144,162,292,269,056/35,914,752,828.80
  6. Step 6: Final answer
    x = 30,653,117,659.20

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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.