Home / 161,758,695.80-242,638,043.70-133,037,262.20

Finding the Fourth Proportional to 161,758,695.80, 242,638,043.70 and 133,037,262.20

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Solution

The fourth proportional to 161,758,695.80, 242,638,043.70 and 133,037,262.20 is: 199,555,893.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,758,695.80 : 242,638,043.70 = 133,037,262.20 : x
  2. Step 2: Convert to fraction form
    161,758,695.80/242,638,043.70 = 133,037,262.20/x
  3. Step 3: Cross multiply
    161,758,695.80x = 242,638,043.70 × 133,037,262.20
  4. Step 4: Simplify right side
    161,758,695.80x = 32,279,901,039,411,956
  5. Step 5: Solve for x
    x = 32,279,901,039,411,956/161,758,695.80
  6. Step 6: Final answer
    x = 199,555,893.30

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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.