Home / 258,874,038.56-357,243,806.88-141,399,333.56

Finding the Fourth Proportional to 258,874,038.56, 357,243,806.88 and 141,399,333.56

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Solution

The fourth proportional to 258,874,038.56, 357,243,806.88 and 141,399,333.56 is: 195,129,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,874,038.56 : 357,243,806.88 = 141,399,333.56 : x
  2. Step 2: Convert to fraction form
    258,874,038.56/357,243,806.88 = 141,399,333.56/x
  3. Step 3: Cross multiply
    258,874,038.56x = 357,243,806.88 × 141,399,333.56
  4. Step 4: Simplify right side
    258,874,038.56x = 50,514,036,211,269,344
  5. Step 5: Solve for x
    x = 50,514,036,211,269,344/258,874,038.56
  6. Step 6: Final answer
    x = 195,129,787.80

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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.