Home / 69,506,829.60-104,310,010.80-29,146,279.20

Finding the Fourth Proportional to 69,506,829.60, 104,310,010.80 and 29,146,279.20

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Solution

The fourth proportional to 69,506,829.60, 104,310,010.80 and 29,146,279.20 is: 43,740,287.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,506,829.60 : 104,310,010.80 = 29,146,279.20 : x
  2. Step 2: Convert to fraction form
    69,506,829.60/104,310,010.80 = 29,146,279.20/x
  3. Step 3: Cross multiply
    69,506,829.60x = 104,310,010.80 × 29,146,279.20
  4. Step 4: Simplify right side
    69,506,829.60x = 3,040,248,698,131,815
  5. Step 5: Solve for x
    x = 3,040,248,698,131,815/69,506,829.60
  6. Step 6: Final answer
    x = 43,740,287.33

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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.