Home / 326,275,236.54-450,207,142.47-187,020,373.50

Finding the Fourth Proportional to 326,275,236.54, 450,207,142.47 and 187,020,373.50

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Solution

The fourth proportional to 326,275,236.54, 450,207,142.47 and 187,020,373.50 is: 258,057,917.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,275,236.54 : 450,207,142.47 = 187,020,373.50 : x
  2. Step 2: Convert to fraction form
    326,275,236.54/450,207,142.47 = 187,020,373.50/x
  3. Step 3: Cross multiply
    326,275,236.54x = 450,207,142.47 × 187,020,373.50
  4. Step 4: Simplify right side
    326,275,236.54x = 84,197,907,937,107,120
  5. Step 5: Solve for x
    x = 84,197,907,937,107,120/326,275,236.54
  6. Step 6: Final answer
    x = 258,057,917.08

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1.5x scale

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.