Home / 163,552,080.80-245,328,121.20-117,635,578.40

Finding the Fourth Proportional to 163,552,080.80, 245,328,121.20 and 117,635,578.40

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Solution

The fourth proportional to 163,552,080.80, 245,328,121.20 and 117,635,578.40 is: 176,453,367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,552,080.80 : 245,328,121.20 = 117,635,578.40 : x
  2. Step 2: Convert to fraction form
    163,552,080.80/245,328,121.20 = 117,635,578.40/x
  3. Step 3: Cross multiply
    163,552,080.80x = 245,328,121.20 × 117,635,578.40
  4. Step 4: Simplify right side
    163,552,080.80x = 28,859,315,435,147,304
  5. Step 5: Solve for x
    x = 28,859,315,435,147,304/163,552,080.80
  6. Step 6: Final answer
    x = 176,453,367.60

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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.