Home / 86,178,388.64-118,787,249.22-58,290,928.52

Finding the Fourth Proportional to 86,178,388.64, 118,787,249.22 and 58,290,928.52

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Solution

The fourth proportional to 86,178,388.64, 118,787,249.22 and 58,290,928.52 is: 80,347,511.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,178,388.64 : 118,787,249.22 = 58,290,928.52 : x
  2. Step 2: Convert to fraction form
    86,178,388.64/118,787,249.22 = 58,290,928.52/x
  3. Step 3: Cross multiply
    86,178,388.64x = 118,787,249.22 × 58,290,928.52
  4. Step 4: Simplify right side
    86,178,388.64x = 6,924,219,053,370,446
  5. Step 5: Solve for x
    x = 6,924,219,053,370,446/86,178,388.64
  6. Step 6: Final answer
    x = 80,347,511.28

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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.