Home / 7,946,364,480,961-11,919,546,707,970-1,909,433,138,679.40

Finding the Fourth Proportional to 7,946,364,480,961, 11,919,546,707,970 and 1,909,433,138,679.40

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Solution

The fourth proportional to 7,946,364,480,961, 11,919,546,707,970 and 1,909,433,138,679.40 is: 2,864,149,704,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946,364,480,961 : 11,919,546,707,970 = 1,909,433,138,679.40 : x
  2. Step 2: Convert to fraction form
    7,946,364,480,961/11,919,546,707,970 = 1,909,433,138,679.40/x
  3. Step 3: Cross multiply
    7,946,364,480,961x = 11,919,546,707,970 × 1,909,433,138,679.40
  4. Step 4: Simplify right side
    7,946,364,480,961x = 22,759,577,482,234,864,238,329,856
  5. Step 5: Solve for x
    x = 22,759,577,482,234,864,238,329,856/7,946,364,480,961
  6. Step 6: Final answer
    x = 2,864,149,704,782.03

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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.