Home / 21,037,178,271,076-29,031,305,385,012-11,661,952,044,764

Finding the Fourth Proportional to 21,037,178,271,076, 29,031,305,385,012 and 11,661,952,044,764

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Solution

The fourth proportional to 21,037,178,271,076, 29,031,305,385,012 and 11,661,952,044,764 is: 16,093,493,473,048

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,037,178,271,076 : 29,031,305,385,012 = 11,661,952,044,764 : x
  2. Step 2: Convert to fraction form
    21,037,178,271,076/29,031,305,385,012 = 11,661,952,044,764/x
  3. Step 3: Cross multiply
    21,037,178,271,076x = 29,031,305,385,012 × 11,661,952,044,764
  4. Step 4: Simplify right side
    21,037,178,271,076x = 338,561,691,196,908,821,899,378,688
  5. Step 5: Solve for x
    x = 338,561,691,196,908,821,899,378,688/21,037,178,271,076
  6. Step 6: Final answer
    x = 16,093,493,473,048

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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.