Home / 7,504,100,778-11,256,151,516.98-5,140,931,454.48

Finding the Fourth Proportional to 7,504,100,778, 11,256,151,516.98 and 5,140,931,454.48

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Solution

The fourth proportional to 7,504,100,778, 11,256,151,516.98 and 5,140,931,454.48 is: 7,711,397,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504,100,778 : 11,256,151,516.98 = 5,140,931,454.48 : x
  2. Step 2: Convert to fraction form
    7,504,100,778/11,256,151,516.98 = 5,140,931,454.48/x
  3. Step 3: Cross multiply
    7,504,100,778x = 11,256,151,516.98 × 5,140,931,454.48
  4. Step 4: Simplify right side
    7,504,100,778x = 57,867,103,390,035,238,912
  5. Step 5: Solve for x
    x = 57,867,103,390,035,238,912/7,504,100,778
  6. Step 6: Final answer
    x = 7,711,397,421.49

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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.