Home / 149,467,520.70-224,236,710.45-76,695,533.10

Finding the Fourth Proportional to 149,467,520.70, 224,236,710.45 and 76,695,533.10

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Solution

The fourth proportional to 149,467,520.70, 224,236,710.45 and 76,695,533.10 is: 115,061,479.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,467,520.70 : 224,236,710.45 = 76,695,533.10 : x
  2. Step 2: Convert to fraction form
    149,467,520.70/224,236,710.45 = 76,695,533.10/x
  3. Step 3: Cross multiply
    149,467,520.70x = 224,236,710.45 × 76,695,533.10
  4. Step 4: Simplify right side
    149,467,520.70x = 17,197,954,048,553,088
  5. Step 5: Solve for x
    x = 17,197,954,048,553,088/149,467,520.70
  6. Step 6: Final answer
    x = 115,061,479.36

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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.