Home / 13,312,542,800.10-19,968,814,200.15-6,432,835,664.10

Finding the Fourth Proportional to 13,312,542,800.10, 19,968,814,200.15 and 6,432,835,664.10

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Solution

The fourth proportional to 13,312,542,800.10, 19,968,814,200.15 and 6,432,835,664.10 is: 9,649,253,496.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,312,542,800.10 : 19,968,814,200.15 = 6,432,835,664.10 : x
  2. Step 2: Convert to fraction form
    13,312,542,800.10/19,968,814,200.15 = 6,432,835,664.10/x
  3. Step 3: Cross multiply
    13,312,542,800.10x = 19,968,814,200.15 × 6,432,835,664.10
  4. Step 4: Simplify right side
    13,312,542,800.10x = 128,456,100,156,511,453,184
  5. Step 5: Solve for x
    x = 128,456,100,156,511,453,184/13,312,542,800.10
  6. Step 6: Final answer
    x = 9,649,253,496.15

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Double scale
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Similar ratio
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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.