Home / 304,096,812.64-456,121,423.54-85,738,334.56

Finding the Fourth Proportional to 304,096,812.64, 456,121,423.54 and 85,738,334.56

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Solution

The fourth proportional to 304,096,812.64, 456,121,423.54 and 85,738,334.56 is: 128,600,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,096,812.64 : 456,121,423.54 = 85,738,334.56 : x
  2. Step 2: Convert to fraction form
    304,096,812.64/456,121,423.54 = 85,738,334.56/x
  3. Step 3: Cross multiply
    304,096,812.64x = 456,121,423.54 × 85,738,334.56
  4. Step 4: Simplify right side
    304,096,812.64x = 39,107,091,211,455,984
  5. Step 5: Solve for x
    x = 39,107,091,211,455,984/304,096,812.64
  6. Step 6: Final answer
    x = 128,600,792.86

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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.