Home / 445,548,328.40-668,322,492.60-407,253,083.60

Finding the Fourth Proportional to 445,548,328.40, 668,322,492.60 and 407,253,083.60

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Solution

The fourth proportional to 445,548,328.40, 668,322,492.60 and 407,253,083.60 is: 610,879,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,548,328.40 : 668,322,492.60 = 407,253,083.60 : x
  2. Step 2: Convert to fraction form
    445,548,328.40/668,322,492.60 = 407,253,083.60/x
  3. Step 3: Cross multiply
    445,548,328.40x = 668,322,492.60 × 407,253,083.60
  4. Step 4: Simplify right side
    445,548,328.40x = 272,176,395,950,588,192
  5. Step 5: Solve for x
    x = 272,176,395,950,588,192/445,548,328.40
  6. Step 6: Final answer
    x = 610,879,625.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.