Home / 328,718,066.33-453,631,373.69-178,010,984.96

Finding the Fourth Proportional to 328,718,066.33, 453,631,373.69 and 178,010,984.96

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Solution

The fourth proportional to 328,718,066.33, 453,631,373.69 and 178,010,984.96 is: 245,655,398.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,718,066.33 : 453,631,373.69 = 178,010,984.96 : x
  2. Step 2: Convert to fraction form
    328,718,066.33/453,631,373.69 = 178,010,984.96/x
  3. Step 3: Cross multiply
    328,718,066.33x = 453,631,373.69 × 178,010,984.96
  4. Step 4: Simplify right side
    328,718,066.33x = 80,751,367,638,424,672
  5. Step 5: Solve for x
    x = 80,751,367,638,424,672/328,718,066.33
  6. Step 6: Final answer
    x = 245,655,398.68

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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.