Home / 220,849,597.04-304,758,578.38-121,724,889.64

Finding the Fourth Proportional to 220,849,597.04, 304,758,578.38 and 121,724,889.64

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Solution

The fourth proportional to 220,849,597.04, 304,758,578.38 and 121,724,889.64 is: 167,972,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,849,597.04 : 304,758,578.38 = 121,724,889.64 : x
  2. Step 2: Convert to fraction form
    220,849,597.04/304,758,578.38 = 121,724,889.64/x
  3. Step 3: Cross multiply
    220,849,597.04x = 304,758,578.38 × 121,724,889.64
  4. Step 4: Simplify right side
    220,849,597.04x = 37,096,704,320,148,792
  5. Step 5: Solve for x
    x = 37,096,704,320,148,792/220,849,597.04
  6. Step 6: Final answer
    x = 167,972,705.49

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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.