Home / 320,723,653.48-442,598,645.41-174,045,937.48

Finding the Fourth Proportional to 320,723,653.48, 442,598,645.41 and 174,045,937.48

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Solution

The fourth proportional to 320,723,653.48, 442,598,645.41 and 174,045,937.48 is: 240,183,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,723,653.48 : 442,598,645.41 = 174,045,937.48 : x
  2. Step 2: Convert to fraction form
    320,723,653.48/442,598,645.41 = 174,045,937.48/x
  3. Step 3: Cross multiply
    320,723,653.48x = 442,598,645.41 × 174,045,937.48
  4. Step 4: Simplify right side
    320,723,653.48x = 77,032,496,166,219,936
  5. Step 5: Solve for x
    x = 77,032,496,166,219,936/320,723,653.48
  6. Step 6: Final answer
    x = 240,183,395.68

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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.