Home / 220,849,598.04-304,758,579.78-121,724,890.62

Finding the Fourth Proportional to 220,849,598.04, 304,758,579.78 and 121,724,890.62

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Solution

The fourth proportional to 220,849,598.04, 304,758,579.78 and 121,724,890.62 is: 167,972,706.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,849,598.04 : 304,758,579.78 = 121,724,890.62 : x
  2. Step 2: Convert to fraction form
    220,849,598.04/304,758,579.78 = 121,724,890.62/x
  3. Step 3: Cross multiply
    220,849,598.04x = 304,758,579.78 × 121,724,890.62
  4. Step 4: Simplify right side
    220,849,598.04x = 37,096,704,789,227,040
  5. Step 5: Solve for x
    x = 37,096,704,789,227,040/220,849,598.04
  6. Step 6: Final answer
    x = 167,972,706.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.