Home / 202,550,817.96-279,518,583.78-109,730,661.84

Finding the Fourth Proportional to 202,550,817.96, 279,518,583.78 and 109,730,661.84

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Solution

The fourth proportional to 202,550,817.96, 279,518,583.78 and 109,730,661.84 is: 151,427,476.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,550,817.96 : 279,518,583.78 = 109,730,661.84 : x
  2. Step 2: Convert to fraction form
    202,550,817.96/279,518,583.78 = 109,730,661.84/x
  3. Step 3: Cross multiply
    202,550,817.96x = 279,518,583.78 × 109,730,661.84
  4. Step 4: Simplify right side
    202,550,817.96x = 30,671,759,194,758,888
  5. Step 5: Solve for x
    x = 30,671,759,194,758,888/202,550,817.96
  6. Step 6: Final answer
    x = 151,427,476.34

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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.