Home / 177,147,338.20-265,721,007.30-119,326,557.40

Finding the Fourth Proportional to 177,147,338.20, 265,721,007.30 and 119,326,557.40

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Solution

The fourth proportional to 177,147,338.20, 265,721,007.30 and 119,326,557.40 is: 178,989,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,338.20 : 265,721,007.30 = 119,326,557.40 : x
  2. Step 2: Convert to fraction form
    177,147,338.20/265,721,007.30 = 119,326,557.40/x
  3. Step 3: Cross multiply
    177,147,338.20x = 265,721,007.30 × 119,326,557.40
  4. Step 4: Simplify right side
    177,147,338.20x = 31,707,573,029,969,272
  5. Step 5: Solve for x
    x = 31,707,573,029,969,272/177,147,338.20
  6. Step 6: Final answer
    x = 178,989,836.10

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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.