Home / 326,718,626.09-490,076,163.61-188,454,606.89

Finding the Fourth Proportional to 326,718,626.09, 490,076,163.61 and 188,454,606.89

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Solution

The fourth proportional to 326,718,626.09, 490,076,163.61 and 188,454,606.89 is: 282,680,886.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,718,626.09 : 490,076,163.61 = 188,454,606.89 : x
  2. Step 2: Convert to fraction form
    326,718,626.09/490,076,163.61 = 188,454,606.89/x
  3. Step 3: Cross multiply
    326,718,626.09x = 490,076,163.61 × 188,454,606.89
  4. Step 4: Simplify right side
    326,718,626.09x = 92,357,110,756,360,352
  5. Step 5: Solve for x
    x = 92,357,110,756,360,352/326,718,626.09
  6. Step 6: Final answer
    x = 282,680,886.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.