Home / 326,670,153.73-450,799,111.33-177,992,505.51

Finding the Fourth Proportional to 326,670,153.73, 450,799,111.33 and 177,992,505.51

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Solution

The fourth proportional to 326,670,153.73, 450,799,111.33 and 177,992,505.51 is: 245,626,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,670,153.73 : 450,799,111.33 = 177,992,505.51 : x
  2. Step 2: Convert to fraction form
    326,670,153.73/450,799,111.33 = 177,992,505.51/x
  3. Step 3: Cross multiply
    326,670,153.73x = 450,799,111.33 × 177,992,505.51
  4. Step 4: Simplify right side
    326,670,153.73x = 80,238,863,307,308,128
  5. Step 5: Solve for x
    x = 80,238,863,307,308,128/326,670,153.73
  6. Step 6: Final answer
    x = 245,626,551.40

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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.