Home / 12,730,588,376.60-17,440,990,784.10-12,253,436,239.88

Finding the Fourth Proportional to 12,730,588,376.60, 17,440,990,784.10 and 12,253,436,239.88

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Solution

The fourth proportional to 12,730,588,376.60, 17,440,990,784.10 and 12,253,436,239.88 is: 16,787,289,181.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,588,376.60 : 17,440,990,784.10 = 12,253,436,239.88 : x
  2. Step 2: Convert to fraction form
    12,730,588,376.60/17,440,990,784.10 = 12,253,436,239.88/x
  3. Step 3: Cross multiply
    12,730,588,376.60x = 17,440,990,784.10 × 12,253,436,239.88
  4. Step 4: Simplify right side
    12,730,588,376.60x = 213,712,068,533,155,594,240
  5. Step 5: Solve for x
    x = 213,712,068,533,155,594,240/12,730,588,376.60
  6. Step 6: Final answer
    x = 16,787,289,181.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.