Home / 1,235,454,686.87-1,853,252,067.06-395,171,237.65

Finding the Fourth Proportional to 1,235,454,686.87, 1,853,252,067.06 and 395,171,237.65

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Solution

The fourth proportional to 1,235,454,686.87, 1,853,252,067.06 and 395,171,237.65 is: 592,779,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,454,686.87 : 1,853,252,067.06 = 395,171,237.65 : x
  2. Step 2: Convert to fraction form
    1,235,454,686.87/1,853,252,067.06 = 395,171,237.65/x
  3. Step 3: Cross multiply
    1,235,454,686.87x = 1,853,252,067.06 × 395,171,237.65
  4. Step 4: Simplify right side
    1,235,454,686.87x = 732,351,913,017,520,896
  5. Step 5: Solve for x
    x = 732,351,913,017,520,896/1,235,454,686.87
  6. Step 6: Final answer
    x = 592,779,258.36

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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.