Home / 1,053,704,129.13-1,579,943,535.50-398,705,753.84

Finding the Fourth Proportional to 1,053,704,129.13, 1,579,943,535.50 and 398,705,753.84

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Solution

The fourth proportional to 1,053,704,129.13, 1,579,943,535.50 and 398,705,753.84 is: 597,826,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,704,129.13 : 1,579,943,535.50 = 398,705,753.84 : x
  2. Step 2: Convert to fraction form
    1,053,704,129.13/1,579,943,535.50 = 398,705,753.84/x
  3. Step 3: Cross multiply
    1,053,704,129.13x = 1,579,943,535.50 × 398,705,753.84
  4. Step 4: Simplify right side
    1,053,704,129.13x = 629,932,578,336,268,928
  5. Step 5: Solve for x
    x = 629,932,578,336,268,928/1,053,704,129.13
  6. Step 6: Final answer
    x = 597,826,810.13

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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.