Home / 105,691,621.76-158,537,675.04-29,015,699.84

Finding the Fourth Proportional to 105,691,621.76, 158,537,675.04 and 29,015,699.84

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Solution

The fourth proportional to 105,691,621.76, 158,537,675.04 and 29,015,699.84 is: 43,523,616.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,691,621.76 : 158,537,675.04 = 29,015,699.84 : x
  2. Step 2: Convert to fraction form
    105,691,621.76/158,537,675.04 = 29,015,699.84/x
  3. Step 3: Cross multiply
    105,691,621.76x = 158,537,675.04 × 29,015,699.84
  4. Step 4: Simplify right side
    105,691,621.76x = 4,600,081,592,292,100
  5. Step 5: Solve for x
    x = 4,600,081,592,292,100/105,691,621.76
  6. Step 6: Final answer
    x = 43,523,616.31

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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.