Home / 218,825,282.48-301,977,986.92-118,353,831.86

Finding the Fourth Proportional to 218,825,282.48, 301,977,986.92 and 118,353,831.86

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Solution

The fourth proportional to 218,825,282.48, 301,977,986.92 and 118,353,831.86 is: 163,327,799.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,825,282.48 : 301,977,986.92 = 118,353,831.86 : x
  2. Step 2: Convert to fraction form
    218,825,282.48/301,977,986.92 = 118,353,831.86/x
  3. Step 3: Cross multiply
    218,825,282.48x = 301,977,986.92 × 118,353,831.86
  4. Step 4: Simplify right side
    218,825,282.48x = 35,740,251,887,545,188
  5. Step 5: Solve for x
    x = 35,740,251,887,545,188/218,825,282.48
  6. Step 6: Final answer
    x = 163,327,799.62

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Why These Related Problems?

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