Home / 272,539,657.80-408,862,630.80-117,093,165.30

Finding the Fourth Proportional to 272,539,657.80, 408,862,630.80 and 117,093,165.30

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Solution

The fourth proportional to 272,539,657.80, 408,862,630.80 and 117,093,165.30 is: 175,662,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,539,657.80 : 408,862,630.80 = 117,093,165.30 : x
  2. Step 2: Convert to fraction form
    272,539,657.80/408,862,630.80 = 117,093,165.30/x
  3. Step 3: Cross multiply
    272,539,657.80x = 408,862,630.80 × 117,093,165.30
  4. Step 4: Simplify right side
    272,539,657.80x = 47,875,019,613,257,272
  5. Step 5: Solve for x
    x = 47,875,019,613,257,272/272,539,657.80
  6. Step 6: Final answer
    x = 175,662,580.63

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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.