Home / 97,805,010.10-146,707,515.15-90,414,699.70

Finding the Fourth Proportional to 97,805,010.10, 146,707,515.15 and 90,414,699.70

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Solution

The fourth proportional to 97,805,010.10, 146,707,515.15 and 90,414,699.70 is: 135,622,049.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,805,010.10 : 146,707,515.15 = 90,414,699.70 : x
  2. Step 2: Convert to fraction form
    97,805,010.10/146,707,515.15 = 90,414,699.70/x
  3. Step 3: Cross multiply
    97,805,010.10x = 146,707,515.15 × 90,414,699.70
  4. Step 4: Simplify right side
    97,805,010.10x = 13,264,515,926,020,452
  5. Step 5: Solve for x
    x = 13,264,515,926,020,452/97,805,010.10
  6. Step 6: Final answer
    x = 135,622,049.55

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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.