Home / 7,807,644,042.15-11,712,950,562.38-2,568,762,437.07

Finding the Fourth Proportional to 7,807,644,042.15, 11,712,950,562.38 and 2,568,762,437.07

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Solution

The fourth proportional to 7,807,644,042.15, 11,712,950,562.38 and 2,568,762,437.07 is: 3,853,632,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807,644,042.15 : 11,712,950,562.38 = 2,568,762,437.07 : x
  2. Step 2: Convert to fraction form
    7,807,644,042.15/11,712,950,562.38 = 2,568,762,437.07/x
  3. Step 3: Cross multiply
    7,807,644,042.15x = 11,712,950,562.38 × 2,568,762,437.07
  4. Step 4: Simplify right side
    7,807,644,042.15x = 30,087,787,431,886,835,712
  5. Step 5: Solve for x
    x = 30,087,787,431,886,835,712/7,807,644,042.15
  6. Step 6: Final answer
    x = 3,853,632,064.87

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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.