Home / 12,979,810,203.30-19,469,715,304.95-12,842,060,696.10

Finding the Fourth Proportional to 12,979,810,203.30, 19,469,715,304.95 and 12,842,060,696.10

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Solution

The fourth proportional to 12,979,810,203.30, 19,469,715,304.95 and 12,842,060,696.10 is: 19,263,091,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,979,810,203.30 : 19,469,715,304.95 = 12,842,060,696.10 : x
  2. Step 2: Convert to fraction form
    12,979,810,203.30/19,469,715,304.95 = 12,842,060,696.10/x
  3. Step 3: Cross multiply
    12,979,810,203.30x = 19,469,715,304.95 × 12,842,060,696.10
  4. Step 4: Simplify right side
    12,979,810,203.30x = 250,031,265,681,955,028,992
  5. Step 5: Solve for x
    x = 250,031,265,681,955,028,992/12,979,810,203.30
  6. Step 6: Final answer
    x = 19,263,091,044.15

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Double scale
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1.5x scale

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.