Home / 109,296,006.60-163,944,009.90-28,516,974.60

Finding the Fourth Proportional to 109,296,006.60, 163,944,009.90 and 28,516,974.60

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Solution

The fourth proportional to 109,296,006.60, 163,944,009.90 and 28,516,974.60 is: 42,775,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,296,006.60 : 163,944,009.90 = 28,516,974.60 : x
  2. Step 2: Convert to fraction form
    109,296,006.60/163,944,009.90 = 28,516,974.60/x
  3. Step 3: Cross multiply
    109,296,006.60x = 163,944,009.90 × 28,516,974.60
  4. Step 4: Simplify right side
    109,296,006.60x = 4,675,187,166,140,449
  5. Step 5: Solve for x
    x = 4,675,187,166,140,449/109,296,006.60
  6. Step 6: Final answer
    x = 42,775,461.90

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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.