Home / 43,143,905.40-64,715,858.10-37,349,230.20

Finding the Fourth Proportional to 43,143,905.40, 64,715,858.10 and 37,349,230.20

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Solution

The fourth proportional to 43,143,905.40, 64,715,858.10 and 37,349,230.20 is: 56,023,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143,905.40 : 64,715,858.10 = 37,349,230.20 : x
  2. Step 2: Convert to fraction form
    43,143,905.40/64,715,858.10 = 37,349,230.20/x
  3. Step 3: Cross multiply
    43,143,905.40x = 64,715,858.10 × 37,349,230.20
  4. Step 4: Simplify right side
    43,143,905.40x = 2,417,087,481,767,435
  5. Step 5: Solve for x
    x = 2,417,087,481,767,435/43,143,905.40
  6. Step 6: Final answer
    x = 56,023,845.30

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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.