Home / 109,409,604.80-164,114,407.20-63,947,998.40

Finding the Fourth Proportional to 109,409,604.80, 164,114,407.20 and 63,947,998.40

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Solution

The fourth proportional to 109,409,604.80, 164,114,407.20 and 63,947,998.40 is: 95,921,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,409,604.80 : 164,114,407.20 = 63,947,998.40 : x
  2. Step 2: Convert to fraction form
    109,409,604.80/164,114,407.20 = 63,947,998.40/x
  3. Step 3: Cross multiply
    109,409,604.80x = 164,114,407.20 × 63,947,998.40
  4. Step 4: Simplify right side
    109,409,604.80x = 10,494,787,849,042,548
  5. Step 5: Solve for x
    x = 10,494,787,849,042,548/109,409,604.80
  6. Step 6: Final answer
    x = 95,921,997.60

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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.