Home / 416,424,755.64-620,914,186.18-404,983,744.60

Finding the Fourth Proportional to 416,424,755.64, 620,914,186.18 and 404,983,744.60

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Solution

The fourth proportional to 416,424,755.64, 620,914,186.18 and 404,983,744.60 is: 603,854,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,424,755.64 : 620,914,186.18 = 404,983,744.60 : x
  2. Step 2: Convert to fraction form
    416,424,755.64/620,914,186.18 = 404,983,744.60/x
  3. Step 3: Cross multiply
    416,424,755.64x = 620,914,186.18 × 404,983,744.60
  4. Step 4: Simplify right side
    416,424,755.64x = 251,460,152,194,437,952
  5. Step 5: Solve for x
    x = 251,460,152,194,437,952/416,424,755.64
  6. Step 6: Final answer
    x = 603,854,955.28

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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.