Home / 61,318,169.40-91,865,279.70-49,896,780.60

Finding the Fourth Proportional to 61,318,169.40, 91,865,279.70 and 49,896,780.60

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Solution

The fourth proportional to 61,318,169.40, 91,865,279.70 and 49,896,780.60 is: 74,754,053.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,318,169.40 : 91,865,279.70 = 49,896,780.60 : x
  2. Step 2: Convert to fraction form
    61,318,169.40/91,865,279.70 = 49,896,780.60/x
  3. Step 3: Cross multiply
    61,318,169.40x = 91,865,279.70 × 49,896,780.60
  4. Step 4: Simplify right side
    61,318,169.40x = 4,583,781,705,948,534
  5. Step 5: Solve for x
    x = 4,583,781,705,948,534/61,318,169.40
  6. Step 6: Final answer
    x = 74,754,053.34

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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.