Home / 2,761,490,076.77-3,810,856,160.19-1,491,330,938.17

Finding the Fourth Proportional to 2,761,490,076.77, 3,810,856,160.19 and 1,491,330,938.17

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Solution

The fourth proportional to 2,761,490,076.77, 3,810,856,160.19 and 1,491,330,938.17 is: 2,058,036,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,490,076.77 : 3,810,856,160.19 = 1,491,330,938.17 : x
  2. Step 2: Convert to fraction form
    2,761,490,076.77/3,810,856,160.19 = 1,491,330,938.17/x
  3. Step 3: Cross multiply
    2,761,490,076.77x = 3,810,856,160.19 × 1,491,330,938.17
  4. Step 4: Simplify right side
    2,761,490,076.77x = 5,683,247,692,601,426,944
  5. Step 5: Solve for x
    x = 5,683,247,692,601,426,944/2,761,490,076.77
  6. Step 6: Final answer
    x = 2,058,036,615.96

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Double scale
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1.5x scale

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.