Home / 117,627,904.80-176,441,857.20-40,925,440.80

Finding the Fourth Proportional to 117,627,904.80, 176,441,857.20 and 40,925,440.80

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Solution

The fourth proportional to 117,627,904.80, 176,441,857.20 and 40,925,440.80 is: 61,388,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,627,904.80 : 176,441,857.20 = 40,925,440.80 : x
  2. Step 2: Convert to fraction form
    117,627,904.80/176,441,857.20 = 40,925,440.80/x
  3. Step 3: Cross multiply
    117,627,904.80x = 176,441,857.20 × 40,925,440.80
  4. Step 4: Simplify right side
    117,627,904.80x = 7,220,960,781,480,653
  5. Step 5: Solve for x
    x = 7,220,960,781,480,653/117,627,904.80
  6. Step 6: Final answer
    x = 61,388,161.20

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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.