Home / 567,863,999.70-851,795,999.55-470,929,161.30

Finding the Fourth Proportional to 567,863,999.70, 851,795,999.55 and 470,929,161.30

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Solution

The fourth proportional to 567,863,999.70, 851,795,999.55 and 470,929,161.30 is: 706,393,741.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,863,999.70 : 851,795,999.55 = 470,929,161.30 : x
  2. Step 2: Convert to fraction form
    567,863,999.70/851,795,999.55 = 470,929,161.30/x
  3. Step 3: Cross multiply
    567,863,999.70x = 851,795,999.55 × 470,929,161.30
  4. Step 4: Simplify right side
    567,863,999.70x = 401,135,575,666,776,640
  5. Step 5: Solve for x
    x = 401,135,575,666,776,640/567,863,999.70
  6. Step 6: Final answer
    x = 706,393,741.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.