Home / 57,444,077.20-86,208,106.20-40,437,965.20

Finding the Fourth Proportional to 57,444,077.20, 86,208,106.20 and 40,437,965.20

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Solution

The fourth proportional to 57,444,077.20, 86,208,106.20 and 40,437,965.20 is: 60,686,507.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,444,077.20 : 86,208,106.20 = 40,437,965.20 : x
  2. Step 2: Convert to fraction form
    57,444,077.20/86,208,106.20 = 40,437,965.20/x
  3. Step 3: Cross multiply
    57,444,077.20x = 86,208,106.20 × 40,437,965.20
  4. Step 4: Simplify right side
    57,444,077.20x = 3,486,080,398,473,504.50
  5. Step 5: Solve for x
    x = 3,486,080,398,473,504.50/57,444,077.20
  6. Step 6: Final answer
    x = 60,686,507.09

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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.