Home / 189,761,430.76-284,665,178.46-53,446,814.44

Finding the Fourth Proportional to 189,761,430.76, 284,665,178.46 and 53,446,814.44

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Solution

The fourth proportional to 189,761,430.76, 284,665,178.46 and 53,446,814.44 is: 80,176,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,761,430.76 : 284,665,178.46 = 53,446,814.44 : x
  2. Step 2: Convert to fraction form
    189,761,430.76/284,665,178.46 = 53,446,814.44/x
  3. Step 3: Cross multiply
    189,761,430.76x = 284,665,178.46 × 53,446,814.44
  4. Step 4: Simplify right side
    189,761,430.76x = 15,214,446,970,681,104
  5. Step 5: Solve for x
    x = 15,214,446,970,681,104/189,761,430.76
  6. Step 6: Final answer
    x = 80,176,708.77

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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.