Home / 58,666,042.71-80,974,020.60-40,088,702.43

Finding the Fourth Proportional to 58,666,042.71, 80,974,020.60 and 40,088,702.43

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Solution

The fourth proportional to 58,666,042.71, 80,974,020.60 and 40,088,702.43 is: 55,332,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,666,042.71 : 80,974,020.60 = 40,088,702.43 : x
  2. Step 2: Convert to fraction form
    58,666,042.71/80,974,020.60 = 40,088,702.43/x
  3. Step 3: Cross multiply
    58,666,042.71x = 80,974,020.60 × 40,088,702.43
  4. Step 4: Simplify right side
    58,666,042.71x = 3,246,143,416,394,090
  5. Step 5: Solve for x
    x = 3,246,143,416,394,090/58,666,042.71
  6. Step 6: Final answer
    x = 55,332,578.55

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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.