Home / 461,356,631.12-692,076,995.82-150,384,428.12

Finding the Fourth Proportional to 461,356,631.12, 692,076,995.82 and 150,384,428.12

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Solution

The fourth proportional to 461,356,631.12, 692,076,995.82 and 150,384,428.12 is: 225,590,348.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,356,631.12 : 692,076,995.82 = 150,384,428.12 : x
  2. Step 2: Convert to fraction form
    461,356,631.12/692,076,995.82 = 150,384,428.12/x
  3. Step 3: Cross multiply
    461,356,631.12x = 692,076,995.82 × 150,384,428.12
  4. Step 4: Simplify right side
    461,356,631.12x = 104,077,603,231,398,336
  5. Step 5: Solve for x
    x = 104,077,603,231,398,336/461,356,631.12
  6. Step 6: Final answer
    x = 225,590,348.57

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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.