Home / 12,940,031,487,964-17,857,804,782,633-7,165,916,519,909.40

Finding the Fourth Proportional to 12,940,031,487,964, 17,857,804,782,633 and 7,165,916,519,909.40

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Solution

The fourth proportional to 12,940,031,487,964, 17,857,804,782,633 and 7,165,916,519,909.40 is: 9,889,275,649,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,940,031,487,964 : 17,857,804,782,633 = 7,165,916,519,909.40 : x
  2. Step 2: Convert to fraction form
    12,940,031,487,964/17,857,804,782,633 = 7,165,916,519,909.40/x
  3. Step 3: Cross multiply
    12,940,031,487,964x = 17,857,804,782,633 × 7,165,916,519,909.40
  4. Step 4: Simplify right side
    12,940,031,487,964x = 127,967,538,301,186,915,585,490,944
  5. Step 5: Solve for x
    x = 127,967,538,301,186,915,585,490,944/12,940,031,487,964
  6. Step 6: Final answer
    x = 9,889,275,649,770.58

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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.