Home / 320,723,715.66-442,598,723.82-174,045,999.66

Finding the Fourth Proportional to 320,723,715.66, 442,598,723.82 and 174,045,999.66

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Solution

The fourth proportional to 320,723,715.66, 442,598,723.82 and 174,045,999.66 is: 240,183,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,723,715.66 : 442,598,723.82 = 174,045,999.66 : x
  2. Step 2: Convert to fraction form
    320,723,715.66/442,598,723.82 = 174,045,999.66/x
  3. Step 3: Cross multiply
    320,723,715.66x = 442,598,723.82 × 174,045,999.66
  4. Step 4: Simplify right side
    320,723,715.66x = 77,032,537,335,492,144
  5. Step 5: Solve for x
    x = 77,032,537,335,492,144/320,723,715.66
  6. Step 6: Final answer
    x = 240,183,477.47

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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.