Home / 145,826,929.97-201,237,182.04-80,634,604.85

Finding the Fourth Proportional to 145,826,929.97, 201,237,182.04 and 80,634,604.85

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Solution

The fourth proportional to 145,826,929.97, 201,237,182.04 and 80,634,604.85 is: 111,273,553.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,826,929.97 : 201,237,182.04 = 80,634,604.85 : x
  2. Step 2: Convert to fraction form
    145,826,929.97/201,237,182.04 = 80,634,604.85/x
  3. Step 3: Cross multiply
    145,826,929.97x = 201,237,182.04 × 80,634,604.85
  4. Step 4: Simplify right side
    145,826,929.97x = 16,226,680,653,513,558
  5. Step 5: Solve for x
    x = 16,226,680,653,513,558/145,826,929.97
  6. Step 6: Final answer
    x = 111,273,553.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.