Home / 107,843,535.40-161,765,303.10-50,341,619.20

Finding the Fourth Proportional to 107,843,535.40, 161,765,303.10 and 50,341,619.20

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Solution

The fourth proportional to 107,843,535.40, 161,765,303.10 and 50,341,619.20 is: 75,512,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,843,535.40 : 161,765,303.10 = 50,341,619.20 : x
  2. Step 2: Convert to fraction form
    107,843,535.40/161,765,303.10 = 50,341,619.20/x
  3. Step 3: Cross multiply
    107,843,535.40x = 161,765,303.10 × 50,341,619.20
  4. Step 4: Simplify right side
    107,843,535.40x = 8,143,527,288,432,780
  5. Step 5: Solve for x
    x = 8,143,527,288,432,780/107,843,535.40
  6. Step 6: Final answer
    x = 75,512,428.80

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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.