Home / 76,368,240.98-105,388,445.49-41,561,348.66

Finding the Fourth Proportional to 76,368,240.98, 105,388,445.49 and 41,561,348.66

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Solution

The fourth proportional to 76,368,240.98, 105,388,445.49 and 41,561,348.66 is: 57,354,809.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,368,240.98 : 105,388,445.49 = 41,561,348.66 : x
  2. Step 2: Convert to fraction form
    76,368,240.98/105,388,445.49 = 41,561,348.66/x
  3. Step 3: Cross multiply
    76,368,240.98x = 105,388,445.49 × 41,561,348.66
  4. Step 4: Simplify right side
    76,368,240.98x = 4,380,085,927,745,294
  5. Step 5: Solve for x
    x = 4,380,085,927,745,294/76,368,240.98
  6. Step 6: Final answer
    x = 57,354,809.69

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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.