Home / 100,404,999.70-150,707,032.35-49,344,673.30

Finding the Fourth Proportional to 100,404,999.70, 150,707,032.35 and 49,344,673.30

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Solution

The fourth proportional to 100,404,999.70, 150,707,032.35 and 49,344,673.30 is: 74,065,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,404,999.70 : 150,707,032.35 = 49,344,673.30 : x
  2. Step 2: Convert to fraction form
    100,404,999.70/150,707,032.35 = 49,344,673.30/x
  3. Step 3: Cross multiply
    100,404,999.70x = 150,707,032.35 × 49,344,673.30
  4. Step 4: Simplify right side
    100,404,999.70x = 7,436,589,275,323,281
  5. Step 5: Solve for x
    x = 7,436,589,275,323,281/100,404,999.70
  6. Step 6: Final answer
    x = 74,065,925.98

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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.