Home / 20,194,758,025.80-30,292,137,038.70-13,582,781,680.20

Finding the Fourth Proportional to 20,194,758,025.80, 30,292,137,038.70 and 13,582,781,680.20

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Solution

The fourth proportional to 20,194,758,025.80, 30,292,137,038.70 and 13,582,781,680.20 is: 20,374,172,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,758,025.80 : 30,292,137,038.70 = 13,582,781,680.20 : x
  2. Step 2: Convert to fraction form
    20,194,758,025.80/30,292,137,038.70 = 13,582,781,680.20/x
  3. Step 3: Cross multiply
    20,194,758,025.80x = 30,292,137,038.70 × 13,582,781,680.20
  4. Step 4: Simplify right side
    20,194,758,025.80x = 411,451,484,023,362,289,664
  5. Step 5: Solve for x
    x = 411,451,484,023,362,289,664/20,194,758,025.80
  6. Step 6: Final answer
    x = 20,374,172,520.30

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Double scale
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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.