Home / 619,946,578.89-855,526,325.06-341,488,102.43

Finding the Fourth Proportional to 619,946,578.89, 855,526,325.06 and 341,488,102.43

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Solution

The fourth proportional to 619,946,578.89, 855,526,325.06 and 341,488,102.43 is: 471,253,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,946,578.89 : 855,526,325.06 = 341,488,102.43 : x
  2. Step 2: Convert to fraction form
    619,946,578.89/855,526,325.06 = 341,488,102.43/x
  3. Step 3: Cross multiply
    619,946,578.89x = 855,526,325.06 × 341,488,102.43
  4. Step 4: Simplify right side
    619,946,578.89x = 292,152,061,326,643,328
  5. Step 5: Solve for x
    x = 292,152,061,326,643,328/619,946,578.89
  6. Step 6: Final answer
    x = 471,253,606.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.