Home / 86,200,794.82-118,959,616.47-47,045,084.59

Finding the Fourth Proportional to 86,200,794.82, 118,959,616.47 and 47,045,084.59

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Solution

The fourth proportional to 86,200,794.82, 118,959,616.47 and 47,045,084.59 is: 64,923,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,200,794.82 : 118,959,616.47 = 47,045,084.59 : x
  2. Step 2: Convert to fraction form
    86,200,794.82/118,959,616.47 = 47,045,084.59/x
  3. Step 3: Cross multiply
    86,200,794.82x = 118,959,616.47 × 47,045,084.59
  4. Step 4: Simplify right side
    86,200,794.82x = 5,596,465,219,625,108
  5. Step 5: Solve for x
    x = 5,596,465,219,625,108/86,200,794.82
  6. Step 6: Final answer
    x = 64,923,591.85

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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.