Home / 169,213,403.20-253,820,104.80-48,029,108.80

Finding the Fourth Proportional to 169,213,403.20, 253,820,104.80 and 48,029,108.80

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Solution

The fourth proportional to 169,213,403.20, 253,820,104.80 and 48,029,108.80 is: 72,043,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,213,403.20 : 253,820,104.80 = 48,029,108.80 : x
  2. Step 2: Convert to fraction form
    169,213,403.20/253,820,104.80 = 48,029,108.80/x
  3. Step 3: Cross multiply
    169,213,403.20x = 253,820,104.80 × 48,029,108.80
  4. Step 4: Simplify right side
    169,213,403.20x = 12,190,753,429,066,602
  5. Step 5: Solve for x
    x = 12,190,753,429,066,602/169,213,403.20
  6. Step 6: Final answer
    x = 72,043,663.20

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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.