Home / 2,578,241,009,121.20-3,557,983,654,029.80-1,406,366,238,389.90

Finding the Fourth Proportional to 2,578,241,009,121.20, 3,557,983,654,029.80 and 1,406,366,238,389.90

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Solution

The fourth proportional to 2,578,241,009,121.20, 3,557,983,654,029.80 and 1,406,366,238,389.90 is: 1,940,791,442,719.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,241,009,121.20 : 3,557,983,654,029.80 = 1,406,366,238,389.90 : x
  2. Step 2: Convert to fraction form
    2,578,241,009,121.20/3,557,983,654,029.80 = 1,406,366,238,389.90/x
  3. Step 3: Cross multiply
    2,578,241,009,121.20x = 3,557,983,654,029.80 × 1,406,366,238,389.90
  4. Step 4: Simplify right side
    2,578,241,009,121.20x = 5,003,828,087,770,641,019,699,200
  5. Step 5: Solve for x
    x = 5,003,828,087,770,641,019,699,200/2,578,241,009,121.20
  6. Step 6: Final answer
    x = 1,940,791,442,719.39

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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.