Home / 15,918,209,680.08-23,864,733,438.12-7,946,286,517.20

Finding the Fourth Proportional to 15,918,209,680.08, 23,864,733,438.12 and 7,946,286,517.20

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Solution

The fourth proportional to 15,918,209,680.08, 23,864,733,438.12 and 7,946,286,517.20 is: 11,913,149,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918,209,680.08 : 23,864,733,438.12 = 7,946,286,517.20 : x
  2. Step 2: Convert to fraction form
    15,918,209,680.08/23,864,733,438.12 = 7,946,286,517.20/x
  3. Step 3: Cross multiply
    15,918,209,680.08x = 23,864,733,438.12 × 7,946,286,517.20
  4. Step 4: Simplify right side
    15,918,209,680.08x = 189,636,009,555,904,954,368
  5. Step 5: Solve for x
    x = 189,636,009,555,904,954,368/15,918,209,680.08
  6. Step 6: Final answer
    x = 11,913,149,365.86

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Double scale
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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.