Home / 187,317,566.98-258,467,404.89-117,653,324.74

Finding the Fourth Proportional to 187,317,566.98, 258,467,404.89 and 117,653,324.74

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Solution

The fourth proportional to 187,317,566.98, 258,467,404.89 and 117,653,324.74 is: 162,342,219.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,317,566.98 : 258,467,404.89 = 117,653,324.74 : x
  2. Step 2: Convert to fraction form
    187,317,566.98/258,467,404.89 = 117,653,324.74/x
  3. Step 3: Cross multiply
    187,317,566.98x = 258,467,404.89 × 117,653,324.74
  4. Step 4: Simplify right side
    187,317,566.98x = 30,409,549,522,228,232
  5. Step 5: Solve for x
    x = 30,409,549,522,228,232/187,317,566.98
  6. Step 6: Final answer
    x = 162,342,219.22

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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.