Home / 88,688,336.86-132,212,707.44-87,290,647.04

Finding the Fourth Proportional to 88,688,336.86, 132,212,707.44 and 87,290,647.04

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Solution

The fourth proportional to 88,688,336.86, 132,212,707.44 and 87,290,647.04 is: 130,129,092.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,688,336.86 : 132,212,707.44 = 87,290,647.04 : x
  2. Step 2: Convert to fraction form
    88,688,336.86/132,212,707.44 = 87,290,647.04/x
  3. Step 3: Cross multiply
    88,688,336.86x = 132,212,707.44 × 87,290,647.04
  4. Step 4: Simplify right side
    88,688,336.86x = 11,540,932,779,347,822
  5. Step 5: Solve for x
    x = 11,540,932,779,347,822/88,688,336.86
  6. Step 6: Final answer
    x = 130,129,092.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.