Home / 472,534,793.55-708,589,613.93-181,305,125.55

Finding the Fourth Proportional to 472,534,793.55, 708,589,613.93 and 181,305,125.55

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Solution

The fourth proportional to 472,534,793.55, 708,589,613.93 and 181,305,125.55 is: 271,876,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,534,793.55 : 708,589,613.93 = 181,305,125.55 : x
  2. Step 2: Convert to fraction form
    472,534,793.55/708,589,613.93 = 181,305,125.55/x
  3. Step 3: Cross multiply
    472,534,793.55x = 708,589,613.93 × 181,305,125.55
  4. Step 4: Simplify right side
    472,534,793.55x = 128,470,928,916,098,160
  5. Step 5: Solve for x
    x = 128,470,928,916,098,160/472,534,793.55
  6. Step 6: Final answer
    x = 271,876,125.67

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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.