Home / 28,857,583,362.03-39,823,464,176.67-15,997,190,733.34

Finding the Fourth Proportional to 28,857,583,362.03, 39,823,464,176.67 and 15,997,190,733.34

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Solution

The fourth proportional to 28,857,583,362.03, 39,823,464,176.67 and 15,997,190,733.34 is: 22,076,122,733.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,857,583,362.03 : 39,823,464,176.67 = 15,997,190,733.34 : x
  2. Step 2: Convert to fraction form
    28,857,583,362.03/39,823,464,176.67 = 15,997,190,733.34/x
  3. Step 3: Cross multiply
    28,857,583,362.03x = 39,823,464,176.67 × 15,997,190,733.34
  4. Step 4: Simplify right side
    28,857,583,362.03x = 637,063,552,096,491,012,096
  5. Step 5: Solve for x
    x = 637,063,552,096,491,012,096/28,857,583,362.03
  6. Step 6: Final answer
    x = 22,076,122,733.65

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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.