Home / 117,043,743.45-175,565,615.18-109,869,289.95

Finding the Fourth Proportional to 117,043,743.45, 175,565,615.18 and 109,869,289.95

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Solution

The fourth proportional to 117,043,743.45, 175,565,615.18 and 109,869,289.95 is: 164,803,934.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,043,743.45 : 175,565,615.18 = 109,869,289.95 : x
  2. Step 2: Convert to fraction form
    117,043,743.45/175,565,615.18 = 109,869,289.95/x
  3. Step 3: Cross multiply
    117,043,743.45x = 175,565,615.18 × 109,869,289.95
  4. Step 4: Simplify right side
    117,043,743.45x = 19,289,269,479,461,544
  5. Step 5: Solve for x
    x = 19,289,269,479,461,544/117,043,743.45
  6. Step 6: Final answer
    x = 164,803,934.93

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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.