Home / 163,552,042.80-245,328,064.20-117,635,540.40

Finding the Fourth Proportional to 163,552,042.80, 245,328,064.20 and 117,635,540.40

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Solution

The fourth proportional to 163,552,042.80, 245,328,064.20 and 117,635,540.40 is: 176,453,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,552,042.80 : 245,328,064.20 = 117,635,540.40 : x
  2. Step 2: Convert to fraction form
    163,552,042.80/245,328,064.20 = 117,635,540.40/x
  3. Step 3: Cross multiply
    163,552,042.80x = 245,328,064.20 × 117,635,540.40
  4. Step 4: Simplify right side
    163,552,042.80x = 28,859,299,407,452,892
  5. Step 5: Solve for x
    x = 28,859,299,407,452,892/163,552,042.80
  6. Step 6: Final answer
    x = 176,453,310.60

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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.