Home / 149,443,742.70-224,207,604.45-72,769,272.30

Finding the Fourth Proportional to 149,443,742.70, 224,207,604.45 and 72,769,272.30

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Solution

The fourth proportional to 149,443,742.70, 224,207,604.45 and 72,769,272.30 is: 109,174,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,443,742.70 : 224,207,604.45 = 72,769,272.30 : x
  2. Step 2: Convert to fraction form
    149,443,742.70/224,207,604.45 = 72,769,272.30/x
  3. Step 3: Cross multiply
    149,443,742.70x = 224,207,604.45 × 72,769,272.30
  4. Step 4: Simplify right side
    149,443,742.70x = 16,315,424,219,952,740
  5. Step 5: Solve for x
    x = 16,315,424,219,952,740/149,443,742.70
  6. Step 6: Final answer
    x = 109,174,355.01

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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.