Home / 807,409,886.52-1,114,226,091.90-436,131,921

Finding the Fourth Proportional to 807,409,886.52, 1,114,226,091.90 and 436,131,921

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Solution

The fourth proportional to 807,409,886.52, 1,114,226,091.90 and 436,131,921 is: 601,862,293.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,409,886.52 : 1,114,226,091.90 = 436,131,921 : x
  2. Step 2: Convert to fraction form
    807,409,886.52/1,114,226,091.90 = 436,131,921/x
  3. Step 3: Cross multiply
    807,409,886.52x = 1,114,226,091.90 × 436,131,921
  4. Step 4: Simplify right side
    807,409,886.52x = 485,949,565,888,669,568
  5. Step 5: Solve for x
    x = 485,949,565,888,669,568/807,409,886.52
  6. Step 6: Final answer
    x = 601,862,293.24

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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.