Home / 21,752,789,985,555-30,032,400,192,684-13,846,925,315,142

Finding the Fourth Proportional to 21,752,789,985,555, 30,032,400,192,684 and 13,846,925,315,142

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Solution

The fourth proportional to 21,752,789,985,555, 30,032,400,192,684 and 13,846,925,315,142 is: 19,117,382,311,818.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,752,789,985,555 : 30,032,400,192,684 = 13,846,925,315,142 : x
  2. Step 2: Convert to fraction form
    21,752,789,985,555/30,032,400,192,684 = 13,846,925,315,142/x
  3. Step 3: Cross multiply
    21,752,789,985,555x = 30,032,400,192,684 × 13,846,925,315,142
  4. Step 4: Simplify right side
    21,752,789,985,555x = 415,856,402,502,551,558,118,440,960
  5. Step 5: Solve for x
    x = 415,856,402,502,551,558,118,440,960/21,752,789,985,555
  6. Step 6: Final answer
    x = 19,117,382,311,818.49

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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.