Home / 77,401,552.72-116,102,567.68-19,109,237.41

Finding the Fourth Proportional to 77,401,552.72, 116,102,567.68 and 19,109,237.41

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Solution

The fourth proportional to 77,401,552.72, 116,102,567.68 and 19,109,237.41 is: 28,663,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,401,552.72 : 116,102,567.68 = 19,109,237.41 : x
  2. Step 2: Convert to fraction form
    77,401,552.72/116,102,567.68 = 19,109,237.41/x
  3. Step 3: Cross multiply
    77,401,552.72x = 116,102,567.68 × 19,109,237.41
  4. Step 4: Simplify right side
    77,401,552.72x = 2,218,631,529,031,654
  5. Step 5: Solve for x
    x = 2,218,631,529,031,654/77,401,552.72
  6. Step 6: Final answer
    x = 28,663,915.01

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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.