Home / 193,552,065.20-290,328,097.80-178,771,444.40

Finding the Fourth Proportional to 193,552,065.20, 290,328,097.80 and 178,771,444.40

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Solution

The fourth proportional to 193,552,065.20, 290,328,097.80 and 178,771,444.40 is: 268,157,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,552,065.20 : 290,328,097.80 = 178,771,444.40 : x
  2. Step 2: Convert to fraction form
    193,552,065.20/290,328,097.80 = 178,771,444.40/x
  3. Step 3: Cross multiply
    193,552,065.20x = 290,328,097.80 × 178,771,444.40
  4. Step 4: Simplify right side
    193,552,065.20x = 51,902,373,393,610,464
  5. Step 5: Solve for x
    x = 51,902,373,393,610,464/193,552,065.20
  6. Step 6: Final answer
    x = 268,157,166.60

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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.