Home / 56,993,590.08-78,661,260-43,219,339.20

Finding the Fourth Proportional to 56,993,590.08, 78,661,260 and 43,219,339.20

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Solution

The fourth proportional to 56,993,590.08, 78,661,260 and 43,219,339.20 is: 59,650,351.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,993,590.08 : 78,661,260 = 43,219,339.20 : x
  2. Step 2: Convert to fraction form
    56,993,590.08/78,661,260 = 43,219,339.20/x
  3. Step 3: Cross multiply
    56,993,590.08x = 78,661,260 × 43,219,339.20
  4. Step 4: Simplify right side
    56,993,590.08x = 3,399,687,677,839,392
  5. Step 5: Solve for x
    x = 3,399,687,677,839,392/56,993,590.08
  6. Step 6: Final answer
    x = 59,650,351.44

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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.