Home / 280,166,606.99-420,413,673.04-202,366,793.87

Finding the Fourth Proportional to 280,166,606.99, 420,413,673.04 and 202,366,793.87

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Solution

The fourth proportional to 280,166,606.99, 420,413,673.04 and 202,366,793.87 is: 303,668,477.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,166,606.99 : 420,413,673.04 = 202,366,793.87 : x
  2. Step 2: Convert to fraction form
    280,166,606.99/420,413,673.04 = 202,366,793.87/x
  3. Step 3: Cross multiply
    280,166,606.99x = 420,413,673.04 × 202,366,793.87
  4. Step 4: Simplify right side
    280,166,606.99x = 85,077,767,112,215,264
  5. Step 5: Solve for x
    x = 85,077,767,112,215,264/280,166,606.99
  6. Step 6: Final answer
    x = 303,668,477.93

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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.