Home / 15,623,423,952.24-21,560,917,725.55-8,756,947,492.07

Finding the Fourth Proportional to 15,623,423,952.24, 21,560,917,725.55 and 8,756,947,492.07

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Solution

The fourth proportional to 15,623,423,952.24, 21,560,917,725.55 and 8,756,947,492.07 is: 12,084,919,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,623,423,952.24 : 21,560,917,725.55 = 8,756,947,492.07 : x
  2. Step 2: Convert to fraction form
    15,623,423,952.24/21,560,917,725.55 = 8,756,947,492.07/x
  3. Step 3: Cross multiply
    15,623,423,952.24x = 21,560,917,725.55 × 8,756,947,492.07
  4. Step 4: Simplify right side
    15,623,423,952.24x = 188,807,824,403,383,648,256
  5. Step 5: Solve for x
    x = 188,807,824,403,383,648,256/15,623,423,952.24
  6. Step 6: Final answer
    x = 12,084,919,732.10

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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.