Home / 64,116,296,793.33-88,443,728,655.96-39,988,429,462.68

Finding the Fourth Proportional to 64,116,296,793.33, 88,443,728,655.96 and 39,988,429,462.68

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Solution

The fourth proportional to 64,116,296,793.33, 88,443,728,655.96 and 39,988,429,462.68 is: 55,161,105,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,116,296,793.33 : 88,443,728,655.96 = 39,988,429,462.68 : x
  2. Step 2: Convert to fraction form
    64,116,296,793.33/88,443,728,655.96 = 39,988,429,462.68/x
  3. Step 3: Cross multiply
    64,116,296,793.33x = 88,443,728,655.96 × 39,988,429,462.68
  4. Step 4: Simplify right side
    64,116,296,793.33x = 3,536,725,804,775,266,320,384
  5. Step 5: Solve for x
    x = 3,536,725,804,775,266,320,384/64,116,296,793.33
  6. Step 6: Final answer
    x = 55,161,105,392.21

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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.