Home / 150,903,911.80-226,076,861.17-86,014,965.70

Finding the Fourth Proportional to 150,903,911.80, 226,076,861.17 and 86,014,965.70

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Solution

The fourth proportional to 150,903,911.80, 226,076,861.17 and 86,014,965.70 is: 128,863,415.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,903,911.80 : 226,076,861.17 = 86,014,965.70 : x
  2. Step 2: Convert to fraction form
    150,903,911.80/226,076,861.17 = 86,014,965.70/x
  3. Step 3: Cross multiply
    150,903,911.80x = 226,076,861.17 × 86,014,965.70
  4. Step 4: Simplify right side
    150,903,911.80x = 19,445,993,459,101,212
  5. Step 5: Solve for x
    x = 19,445,993,459,101,212/150,903,911.80
  6. Step 6: Final answer
    x = 128,863,415.32

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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.