Home / 72,982,856.52-100,179,854.77-64,537,887.24

Finding the Fourth Proportional to 72,982,856.52, 100,179,854.77 and 64,537,887.24

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Solution

The fourth proportional to 72,982,856.52, 100,179,854.77 and 64,537,887.24 is: 88,587,875.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,982,856.52 : 100,179,854.77 = 64,537,887.24 : x
  2. Step 2: Convert to fraction form
    72,982,856.52/100,179,854.77 = 64,537,887.24/x
  3. Step 3: Cross multiply
    72,982,856.52x = 100,179,854.77 × 64,537,887.24
  4. Step 4: Simplify right side
    72,982,856.52x = 6,465,396,170,865,836
  5. Step 5: Solve for x
    x = 6,465,396,170,865,836/72,982,856.52
  6. Step 6: Final answer
    x = 88,587,875.00

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.