Home / 171,084,311.20-256,626,466.80-56,041,112.80

Finding the Fourth Proportional to 171,084,311.20, 256,626,466.80 and 56,041,112.80

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Solution

The fourth proportional to 171,084,311.20, 256,626,466.80 and 56,041,112.80 is: 84,061,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,084,311.20 : 256,626,466.80 = 56,041,112.80 : x
  2. Step 2: Convert to fraction form
    171,084,311.20/256,626,466.80 = 56,041,112.80/x
  3. Step 3: Cross multiply
    171,084,311.20x = 256,626,466.80 × 56,041,112.80
  4. Step 4: Simplify right side
    171,084,311.20x = 14,381,632,773,404,254
  5. Step 5: Solve for x
    x = 14,381,632,773,404,254/171,084,311.20
  6. Step 6: Final answer
    x = 84,061,669.20

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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.