Home / 88,220,187.60-132,141,324.60-73,103,643.60

Finding the Fourth Proportional to 88,220,187.60, 132,141,324.60 and 73,103,643.60

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Solution

The fourth proportional to 88,220,187.60, 132,141,324.60 and 73,103,643.60 is: 109,498,886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,220,187.60 : 132,141,324.60 = 73,103,643.60 : x
  2. Step 2: Convert to fraction form
    88,220,187.60/132,141,324.60 = 73,103,643.60/x
  3. Step 3: Cross multiply
    88,220,187.60x = 132,141,324.60 × 73,103,643.60
  4. Step 4: Simplify right side
    88,220,187.60x = 9,660,012,298,390,312
  5. Step 5: Solve for x
    x = 9,660,012,298,390,312/88,220,187.60
  6. Step 6: Final answer
    x = 109,498,886.38

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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.