Home / 2,761,490,122.74-3,810,856,223.64-1,491,330,984.12

Finding the Fourth Proportional to 2,761,490,122.74, 3,810,856,223.64 and 1,491,330,984.12

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Solution

The fourth proportional to 2,761,490,122.74, 3,810,856,223.64 and 1,491,330,984.12 is: 2,058,036,679.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,490,122.74 : 3,810,856,223.64 = 1,491,330,984.12 : x
  2. Step 2: Convert to fraction form
    2,761,490,122.74/3,810,856,223.64 = 1,491,330,984.12/x
  3. Step 3: Cross multiply
    2,761,490,122.74x = 3,810,856,223.64 × 1,491,330,984.12
  4. Step 4: Simplify right side
    2,761,490,122.74x = 5,683,247,962,340,867,072
  5. Step 5: Solve for x
    x = 5,683,247,962,340,867,072/2,761,490,122.74
  6. Step 6: Final answer
    x = 2,058,036,679.38

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Double scale
Find fourth proportional to 2,761,490,123.74, 3,810,856,225.02 and 1,491,330,985.12
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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.