Home / 413,721,363.43-620,672,849.43-122,611,302.46

Finding the Fourth Proportional to 413,721,363.43, 620,672,849.43 and 122,611,302.46

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Solution

The fourth proportional to 413,721,363.43, 620,672,849.43 and 122,611,302.46 is: 183,943,864.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,721,363.43 : 620,672,849.43 = 122,611,302.46 : x
  2. Step 2: Convert to fraction form
    413,721,363.43/620,672,849.43 = 122,611,302.46/x
  3. Step 3: Cross multiply
    413,721,363.43x = 620,672,849.43 × 122,611,302.46
  4. Step 4: Simplify right side
    413,721,363.43x = 76,101,506,470,171,760
  5. Step 5: Solve for x
    x = 76,101,506,470,171,760/413,721,363.43
  6. Step 6: Final answer
    x = 183,943,864.63

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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.