Home / 180,211,516.20-270,317,274.30-103,684,012.20

Finding the Fourth Proportional to 180,211,516.20, 270,317,274.30 and 103,684,012.20

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Solution

The fourth proportional to 180,211,516.20, 270,317,274.30 and 103,684,012.20 is: 155,526,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,211,516.20 : 270,317,274.30 = 103,684,012.20 : x
  2. Step 2: Convert to fraction form
    180,211,516.20/270,317,274.30 = 103,684,012.20/x
  3. Step 3: Cross multiply
    180,211,516.20x = 270,317,274.30 × 103,684,012.20
  4. Step 4: Simplify right side
    180,211,516.20x = 28,027,579,566,391,948
  5. Step 5: Solve for x
    x = 28,027,579,566,391,948/180,211,516.20
  6. Step 6: Final answer
    x = 155,526,018.30

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1.5x scale

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.