Home / 277,023,381.42-415,522,824.93-72,546,929.58

Finding the Fourth Proportional to 277,023,381.42, 415,522,824.93 and 72,546,929.58

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Solution

The fourth proportional to 277,023,381.42, 415,522,824.93 and 72,546,929.58 is: 108,817,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,023,381.42 : 415,522,824.93 = 72,546,929.58 : x
  2. Step 2: Convert to fraction form
    277,023,381.42/415,522,824.93 = 72,546,929.58/x
  3. Step 3: Cross multiply
    277,023,381.42x = 415,522,824.93 × 72,546,929.58
  4. Step 4: Simplify right side
    277,023,381.42x = 30,144,905,119,079,380
  5. Step 5: Solve for x
    x = 30,144,905,119,079,380/277,023,381.42
  6. Step 6: Final answer
    x = 108,817,187.07

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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.