Home / 189,535,739.45-284,320,959.37-53,220,204.41

Finding the Fourth Proportional to 189,535,739.45, 284,320,959.37 and 53,220,204.41

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Solution

The fourth proportional to 189,535,739.45, 284,320,959.37 and 53,220,204.41 is: 79,835,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,535,739.45 : 284,320,959.37 = 53,220,204.41 : x
  2. Step 2: Convert to fraction form
    189,535,739.45/284,320,959.37 = 53,220,204.41/x
  3. Step 3: Cross multiply
    189,535,739.45x = 284,320,959.37 × 53,220,204.41
  4. Step 4: Simplify right side
    189,535,739.45x = 15,131,619,574,164,050
  5. Step 5: Solve for x
    x = 15,131,619,574,164,050/189,535,739.45
  6. Step 6: Final answer
    x = 79,835,178.41

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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.