Home / 99,742,912.20-149,614,368.30-95,491,384.20

Finding the Fourth Proportional to 99,742,912.20, 149,614,368.30 and 95,491,384.20

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Solution

The fourth proportional to 99,742,912.20, 149,614,368.30 and 95,491,384.20 is: 143,237,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,742,912.20 : 149,614,368.30 = 95,491,384.20 : x
  2. Step 2: Convert to fraction form
    99,742,912.20/149,614,368.30 = 95,491,384.20/x
  3. Step 3: Cross multiply
    99,742,912.20x = 149,614,368.30 × 95,491,384.20
  4. Step 4: Simplify right side
    99,742,912.20x = 14,286,883,125,175,602
  5. Step 5: Solve for x
    x = 14,286,883,125,175,602/99,742,912.20
  6. Step 6: Final answer
    x = 143,237,076.30

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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.