Home / 220,235,160.65-329,634,179.00-161,927,378.69

Finding the Fourth Proportional to 220,235,160.65, 329,634,179.00 and 161,927,378.69

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Solution

The fourth proportional to 220,235,160.65, 329,634,179.00 and 161,927,378.69 is: 242,362,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,235,160.65 : 329,634,179.00 = 161,927,378.69 : x
  2. Step 2: Convert to fraction form
    220,235,160.65/329,634,179.00 = 161,927,378.69/x
  3. Step 3: Cross multiply
    220,235,160.65x = 329,634,179.00 × 161,927,378.69
  4. Step 4: Simplify right side
    220,235,160.65x = 53,376,798,529,642,440
  5. Step 5: Solve for x
    x = 53,376,798,529,642,440/220,235,160.65
  6. Step 6: Final answer
    x = 242,362,747.04

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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.