Home / 803,916,220,404-1,206,230,432,052.50-421,369,381,760.16

Finding the Fourth Proportional to 803,916,220,404, 1,206,230,432,052.50 and 421,369,381,760.16

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Solution

The fourth proportional to 803,916,220,404, 1,206,230,432,052.50 and 421,369,381,760.16 is: 632,240,721,749.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,916,220,404 : 1,206,230,432,052.50 = 421,369,381,760.16 : x
  2. Step 2: Convert to fraction form
    803,916,220,404/1,206,230,432,052.50 = 421,369,381,760.16/x
  3. Step 3: Cross multiply
    803,916,220,404x = 1,206,230,432,052.50 × 421,369,381,760.16
  4. Step 4: Simplify right side
    803,916,220,404x = 508,268,571,414,252,599,902,208
  5. Step 5: Solve for x
    x = 508,268,571,414,252,599,902,208/803,916,220,404
  6. Step 6: Final answer
    x = 632,240,721,749.37

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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.