Home / 254,340,384.40-381,510,576.60-92,761,325.20

Finding the Fourth Proportional to 254,340,384.40, 381,510,576.60 and 92,761,325.20

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Solution

The fourth proportional to 254,340,384.40, 381,510,576.60 and 92,761,325.20 is: 139,141,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,340,384.40 : 381,510,576.60 = 92,761,325.20 : x
  2. Step 2: Convert to fraction form
    254,340,384.40/381,510,576.60 = 92,761,325.20/x
  3. Step 3: Cross multiply
    254,340,384.40x = 381,510,576.60 × 92,761,325.20
  4. Step 4: Simplify right side
    254,340,384.40x = 35,389,426,663,232,112
  5. Step 5: Solve for x
    x = 35,389,426,663,232,112/254,340,384.40
  6. Step 6: Final answer
    x = 139,141,987.80

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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.