Home / 209,939,791.96-314,873,796.84-56,549,976.16

Finding the Fourth Proportional to 209,939,791.96, 314,873,796.84 and 56,549,976.16

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Solution

The fourth proportional to 209,939,791.96, 314,873,796.84 and 56,549,976.16 is: 84,815,296.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,939,791.96 : 314,873,796.84 = 56,549,976.16 : x
  2. Step 2: Convert to fraction form
    209,939,791.96/314,873,796.84 = 56,549,976.16/x
  3. Step 3: Cross multiply
    209,939,791.96x = 314,873,796.84 × 56,549,976.16
  4. Step 4: Simplify right side
    209,939,791.96x = 17,806,105,704,710,680
  5. Step 5: Solve for x
    x = 17,806,105,704,710,680/209,939,791.96
  6. Step 6: Final answer
    x = 84,815,296.51

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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.