Home / 328,729,224.17-453,646,573.93-178,023,049.81

Finding the Fourth Proportional to 328,729,224.17, 453,646,573.93 and 178,023,049.81

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Solution

The fourth proportional to 328,729,224.17, 453,646,573.93 and 178,023,049.81 is: 245,671,941.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,729,224.17 : 453,646,573.93 = 178,023,049.81 : x
  2. Step 2: Convert to fraction form
    328,729,224.17/453,646,573.93 = 178,023,049.81/x
  3. Step 3: Cross multiply
    328,729,224.17x = 453,646,573.93 × 178,023,049.81
  4. Step 4: Simplify right side
    328,729,224.17x = 80,759,546,627,665,824
  5. Step 5: Solve for x
    x = 80,759,546,627,665,824/328,729,224.17
  6. Step 6: Final answer
    x = 245,671,941.19

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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.