Home / 131,601,533.86-181,615,793.07-72,864,200.26

Finding the Fourth Proportional to 131,601,533.86, 181,615,793.07 and 72,864,200.26

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Solution

The fourth proportional to 131,601,533.86, 181,615,793.07 and 72,864,200.26 is: 100,555,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,601,533.86 : 181,615,793.07 = 72,864,200.26 : x
  2. Step 2: Convert to fraction form
    131,601,533.86/181,615,793.07 = 72,864,200.26/x
  3. Step 3: Cross multiply
    131,601,533.86x = 181,615,793.07 × 72,864,200.26
  4. Step 4: Simplify right side
    131,601,533.86x = 13,233,289,516,631,200
  5. Step 5: Solve for x
    x = 13,233,289,516,631,200/131,601,533.86
  6. Step 6: Final answer
    x = 100,555,739.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.