Home / 12,975,144,526,114-17,905,712,697,519-7,042,400,436,143.40

Finding the Fourth Proportional to 12,975,144,526,114, 17,905,712,697,519 and 7,042,400,436,143.40

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Solution

The fourth proportional to 12,975,144,526,114, 17,905,712,697,519 and 7,042,400,436,143.40 is: 9,718,519,794,263.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,975,144,526,114 : 17,905,712,697,519 = 7,042,400,436,143.40 : x
  2. Step 2: Convert to fraction form
    12,975,144,526,114/17,905,712,697,519 = 7,042,400,436,143.40/x
  3. Step 3: Cross multiply
    12,975,144,526,114x = 17,905,712,697,519 × 7,042,400,436,143.40
  4. Step 4: Simplify right side
    12,975,144,526,114x = 126,099,198,910,466,229,322,907,648
  5. Step 5: Solve for x
    x = 126,099,198,910,466,229,322,907,648/12,975,144,526,114
  6. Step 6: Final answer
    x = 9,718,519,794,263.32

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Double scale
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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.