Home / 349,781,372.40-524,672,058.60-107,456,329.20

Finding the Fourth Proportional to 349,781,372.40, 524,672,058.60 and 107,456,329.20

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Solution

The fourth proportional to 349,781,372.40, 524,672,058.60 and 107,456,329.20 is: 161,184,493.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,781,372.40 : 524,672,058.60 = 107,456,329.20 : x
  2. Step 2: Convert to fraction form
    349,781,372.40/524,672,058.60 = 107,456,329.20/x
  3. Step 3: Cross multiply
    349,781,372.40x = 524,672,058.60 × 107,456,329.20
  4. Step 4: Simplify right side
    349,781,372.40x = 56,379,333,450,963,296
  5. Step 5: Solve for x
    x = 56,379,333,450,963,296/349,781,372.40
  6. Step 6: Final answer
    x = 161,184,493.80

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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.