Home / 53,218,085.80-79,827,128.70-41,738,960.20

Finding the Fourth Proportional to 53,218,085.80, 79,827,128.70 and 41,738,960.20

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Solution

The fourth proportional to 53,218,085.80, 79,827,128.70 and 41,738,960.20 is: 62,608,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,218,085.80 : 79,827,128.70 = 41,738,960.20 : x
  2. Step 2: Convert to fraction form
    53,218,085.80/79,827,128.70 = 41,738,960.20/x
  3. Step 3: Cross multiply
    53,218,085.80x = 79,827,128.70 × 41,738,960.20
  4. Step 4: Simplify right side
    53,218,085.80x = 3,331,901,347,689,578
  5. Step 5: Solve for x
    x = 3,331,901,347,689,578/53,218,085.80
  6. Step 6: Final answer
    x = 62,608,440.30

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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.