Home / 137,796,196.20-206,788,772.70-61,174,213.80

Finding the Fourth Proportional to 137,796,196.20, 206,788,772.70 and 61,174,213.80

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Solution

The fourth proportional to 137,796,196.20, 206,788,772.70 and 61,174,213.80 is: 91,803,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,796,196.20 : 206,788,772.70 = 61,174,213.80 : x
  2. Step 2: Convert to fraction form
    137,796,196.20/206,788,772.70 = 61,174,213.80/x
  3. Step 3: Cross multiply
    137,796,196.20x = 206,788,772.70 × 61,174,213.80
  4. Step 4: Simplify right side
    137,796,196.20x = 12,650,140,592,589,402
  5. Step 5: Solve for x
    x = 12,650,140,592,589,402/137,796,196.20
  6. Step 6: Final answer
    x = 91,803,264.11

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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.