Home / 6,905,414,818.38-10,353,668,736.87-2,708,791,668.42

Finding the Fourth Proportional to 6,905,414,818.38, 10,353,668,736.87 and 2,708,791,668.42

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Solution

The fourth proportional to 6,905,414,818.38, 10,353,668,736.87 and 2,708,791,668.42 is: 4,061,440,528.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,414,818.38 : 10,353,668,736.87 = 2,708,791,668.42 : x
  2. Step 2: Convert to fraction form
    6,905,414,818.38/10,353,668,736.87 = 2,708,791,668.42/x
  3. Step 3: Cross multiply
    6,905,414,818.38x = 10,353,668,736.87 × 2,708,791,668.42
  4. Step 4: Simplify right side
    6,905,414,818.38x = 28,045,931,612,014,084,096
  5. Step 5: Solve for x
    x = 28,045,931,612,014,084,096/6,905,414,818.38
  6. Step 6: Final answer
    x = 4,061,440,528.87

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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.