Home / 223,916,889.33-336,026,670.12-78,351,711.80

Finding the Fourth Proportional to 223,916,889.33, 336,026,670.12 and 78,351,711.80

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Solution

The fourth proportional to 223,916,889.33, 336,026,670.12 and 78,351,711.80 is: 117,580,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,916,889.33 : 336,026,670.12 = 78,351,711.80 : x
  2. Step 2: Convert to fraction form
    223,916,889.33/336,026,670.12 = 78,351,711.80/x
  3. Step 3: Cross multiply
    223,916,889.33x = 336,026,670.12 × 78,351,711.80
  4. Step 4: Simplify right side
    223,916,889.33x = 26,328,264,812,675,780
  5. Step 5: Solve for x
    x = 26,328,264,812,675,780/223,916,889.33
  6. Step 6: Final answer
    x = 117,580,522.36

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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.