Home / 276,495,995.91-381,570,099.14-151,056,316.55

Finding the Fourth Proportional to 276,495,995.91, 381,570,099.14 and 151,056,316.55

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Solution

The fourth proportional to 276,495,995.91, 381,570,099.14 and 151,056,316.55 is: 208,460,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,495,995.91 : 381,570,099.14 = 151,056,316.55 : x
  2. Step 2: Convert to fraction form
    276,495,995.91/381,570,099.14 = 151,056,316.55/x
  3. Step 3: Cross multiply
    276,495,995.91x = 381,570,099.14 × 151,056,316.55
  4. Step 4: Simplify right side
    276,495,995.91x = 57,638,573,679,043,584
  5. Step 5: Solve for x
    x = 57,638,573,679,043,584/276,495,995.91
  6. Step 6: Final answer
    x = 208,460,789.78

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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.