Home / 874,409,490.08-1,206,682,165.48-477,932,250.16

Finding the Fourth Proportional to 874,409,490.08, 1,206,682,165.48 and 477,932,250.16

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Solution

The fourth proportional to 874,409,490.08, 1,206,682,165.48 and 477,932,250.16 is: 659,544,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,409,490.08 : 1,206,682,165.48 = 477,932,250.16 : x
  2. Step 2: Convert to fraction form
    874,409,490.08/1,206,682,165.48 = 477,932,250.16/x
  3. Step 3: Cross multiply
    874,409,490.08x = 1,206,682,165.48 × 477,932,250.16
  4. Step 4: Simplify right side
    874,409,490.08x = 576,712,322,575,797,888
  5. Step 5: Solve for x
    x = 576,712,322,575,797,888/874,409,490.08
  6. Step 6: Final answer
    x = 659,544,903.30

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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.