Home / 416,424,760.16-620,914,192.40-404,983,748.92

Finding the Fourth Proportional to 416,424,760.16, 620,914,192.40 and 404,983,748.92

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Solution

The fourth proportional to 416,424,760.16, 620,914,192.40 and 404,983,748.92 is: 603,854,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,424,760.16 : 620,914,192.40 = 404,983,748.92 : x
  2. Step 2: Convert to fraction form
    416,424,760.16/620,914,192.40 = 404,983,748.92/x
  3. Step 3: Cross multiply
    416,424,760.16x = 620,914,192.40 × 404,983,748.92
  4. Step 4: Simplify right side
    416,424,760.16x = 251,460,157,395,786,176
  5. Step 5: Solve for x
    x = 251,460,157,395,786,176/416,424,760.16
  6. Step 6: Final answer
    x = 603,854,961.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.