Home / 112,023,524.86-154,588,644.93-61,789,733.80

Finding the Fourth Proportional to 112,023,524.86, 154,588,644.93 and 61,789,733.80

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Solution

The fourth proportional to 112,023,524.86, 154,588,644.93 and 61,789,733.80 is: 85,267,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,023,524.86 : 154,588,644.93 = 61,789,733.80 : x
  2. Step 2: Convert to fraction form
    112,023,524.86/154,588,644.93 = 61,789,733.80/x
  3. Step 3: Cross multiply
    112,023,524.86x = 154,588,644.93 × 61,789,733.80
  4. Step 4: Simplify right side
    112,023,524.86x = 9,551,991,218,727,420
  5. Step 5: Solve for x
    x = 9,551,991,218,727,420/112,023,524.86
  6. Step 6: Final answer
    x = 85,267,725.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.