Home / 874,409,491.08-1,206,682,166.86-477,932,251.16

Finding the Fourth Proportional to 874,409,491.08, 1,206,682,166.86 and 477,932,251.16

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Solution

The fourth proportional to 874,409,491.08, 1,206,682,166.86 and 477,932,251.16 is: 659,544,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,409,491.08 : 1,206,682,166.86 = 477,932,251.16 : x
  2. Step 2: Convert to fraction form
    874,409,491.08/1,206,682,166.86 = 477,932,251.16/x
  3. Step 3: Cross multiply
    874,409,491.08x = 1,206,682,166.86 × 477,932,251.16
  4. Step 4: Simplify right side
    874,409,491.08x = 576,712,324,442,026,496
  5. Step 5: Solve for x
    x = 576,712,324,442,026,496/874,409,491.08
  6. Step 6: Final answer
    x = 659,544,904.68

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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.