Home / 15,895,303,137.33-21,935,986,235.61-8,759,176,632.89

Finding the Fourth Proportional to 15,895,303,137.33, 21,935,986,235.61 and 8,759,176,632.89

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Solution

The fourth proportional to 15,895,303,137.33, 21,935,986,235.61 and 8,759,176,632.89 is: 12,087,921,595.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,895,303,137.33 : 21,935,986,235.61 = 8,759,176,632.89 : x
  2. Step 2: Convert to fraction form
    15,895,303,137.33/21,935,986,235.61 = 8,759,176,632.89/x
  3. Step 3: Cross multiply
    15,895,303,137.33x = 21,935,986,235.61 × 8,759,176,632.89
  4. Step 4: Simplify right side
    15,895,303,137.33x = 192,141,178,054,242,107,392
  5. Step 5: Solve for x
    x = 192,141,178,054,242,107,392/15,895,303,137.33
  6. Step 6: Final answer
    x = 12,087,921,595.09

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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.