Home / 326,739,629.70-450,900,768.06-178,060,792.32

Finding the Fourth Proportional to 326,739,629.70, 450,900,768.06 and 178,060,792.32

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Solution

The fourth proportional to 326,739,629.70, 450,900,768.06 and 178,060,792.32 is: 245,723,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,739,629.70 : 450,900,768.06 = 178,060,792.32 : x
  2. Step 2: Convert to fraction form
    326,739,629.70/450,900,768.06 = 178,060,792.32/x
  3. Step 3: Cross multiply
    326,739,629.70x = 450,900,768.06 × 178,060,792.32
  4. Step 4: Simplify right side
    326,739,629.70x = 80,287,748,018,460,144
  5. Step 5: Solve for x
    x = 80,287,748,018,460,144/326,739,629.70
  6. Step 6: Final answer
    x = 245,723,936.49

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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.