Home / 145,481,831.62-218,251,494.88-53,366,424.98

Finding the Fourth Proportional to 145,481,831.62, 218,251,494.88 and 53,366,424.98

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Solution

The fourth proportional to 145,481,831.62, 218,251,494.88 and 53,366,424.98 is: 80,060,182.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,481,831.62 : 218,251,494.88 = 53,366,424.98 : x
  2. Step 2: Convert to fraction form
    145,481,831.62/218,251,494.88 = 53,366,424.98/x
  3. Step 3: Cross multiply
    145,481,831.62x = 218,251,494.88 × 53,366,424.98
  4. Step 4: Simplify right side
    145,481,831.62x = 11,647,302,027,061,700
  5. Step 5: Solve for x
    x = 11,647,302,027,061,700/145,481,831.62
  6. Step 6: Final answer
    x = 80,060,182.76

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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.