Home / 88,213,257.90-121,716,456.48-51,536,743.02

Finding the Fourth Proportional to 88,213,257.90, 121,716,456.48 and 51,536,743.02

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Solution

The fourth proportional to 88,213,257.90, 121,716,456.48 and 51,536,743.02 is: 71,110,283.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,213,257.90 : 121,716,456.48 = 51,536,743.02 : x
  2. Step 2: Convert to fraction form
    88,213,257.90/121,716,456.48 = 51,536,743.02/x
  3. Step 3: Cross multiply
    88,213,257.90x = 121,716,456.48 × 51,536,743.02
  4. Step 4: Simplify right side
    88,213,257.90x = 6,272,869,738,914,774
  5. Step 5: Solve for x
    x = 6,272,869,738,914,774/88,213,257.90
  6. Step 6: Final answer
    x = 71,110,283.06

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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.