Home / 69,551,085.60-104,326,628.40-43,684,999.20

Finding the Fourth Proportional to 69,551,085.60, 104,326,628.40 and 43,684,999.20

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Solution

The fourth proportional to 69,551,085.60, 104,326,628.40 and 43,684,999.20 is: 65,527,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,551,085.60 : 104,326,628.40 = 43,684,999.20 : x
  2. Step 2: Convert to fraction form
    69,551,085.60/104,326,628.40 = 43,684,999.20/x
  3. Step 3: Cross multiply
    69,551,085.60x = 104,326,628.40 × 43,684,999.20
  4. Step 4: Simplify right side
    69,551,085.60x = 4,557,508,678,192,698
  5. Step 5: Solve for x
    x = 4,557,508,678,192,698/69,551,085.60
  6. Step 6: Final answer
    x = 65,527,498.80

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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.