Home / 74,342,817.36-102,594,374.28-43,404,290.64

Finding the Fourth Proportional to 74,342,817.36, 102,594,374.28 and 43,404,290.64

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Solution

The fourth proportional to 74,342,817.36, 102,594,374.28 and 43,404,290.64 is: 59,898,672.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,342,817.36 : 102,594,374.28 = 43,404,290.64 : x
  2. Step 2: Convert to fraction form
    74,342,817.36/102,594,374.28 = 43,404,290.64/x
  3. Step 3: Cross multiply
    74,342,817.36x = 102,594,374.28 × 43,404,290.64
  4. Step 4: Simplify right side
    74,342,817.36x = 4,453,036,039,278,061
  5. Step 5: Solve for x
    x = 4,453,036,039,278,061/74,342,817.36
  6. Step 6: Final answer
    x = 59,898,672.09

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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.