Home / 141,763,181.82-195,633,197.91-76,573,085.82

Finding the Fourth Proportional to 141,763,181.82, 195,633,197.91 and 76,573,085.82

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Solution

The fourth proportional to 141,763,181.82, 195,633,197.91 and 76,573,085.82 is: 105,670,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,763,181.82 : 195,633,197.91 = 76,573,085.82 : x
  2. Step 2: Convert to fraction form
    141,763,181.82/195,633,197.91 = 76,573,085.82/x
  3. Step 3: Cross multiply
    141,763,181.82x = 195,633,197.91 × 76,573,085.82
  4. Step 4: Simplify right side
    141,763,181.82x = 14,980,237,652,803,472
  5. Step 5: Solve for x
    x = 14,980,237,652,803,472/141,763,181.82
  6. Step 6: Final answer
    x = 105,670,862.21

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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.