Home / 106,292,411.21-159,438,618.86-25,513,379.21

Finding the Fourth Proportional to 106,292,411.21, 159,438,618.86 and 25,513,379.21

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Solution

The fourth proportional to 106,292,411.21, 159,438,618.86 and 25,513,379.21 is: 38,270,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,292,411.21 : 159,438,618.86 = 25,513,379.21 : x
  2. Step 2: Convert to fraction form
    106,292,411.21/159,438,618.86 = 25,513,379.21/x
  3. Step 3: Cross multiply
    106,292,411.21x = 159,438,618.86 × 25,513,379.21
  4. Step 4: Simplify right side
    106,292,411.21x = 4,067,817,942,769,077.50
  5. Step 5: Solve for x
    x = 4,067,817,942,769,077.50/106,292,411.21
  6. Step 6: Final answer
    x = 38,270,069.30

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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.