Home / 449,335,022,558.31-674,234,259,884.91-210,593,926,070.64

Finding the Fourth Proportional to 449,335,022,558.31, 674,234,259,884.91 and 210,593,926,070.64

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Solution

The fourth proportional to 449,335,022,558.31, 674,234,259,884.91 and 210,593,926,070.64 is: 315,999,494,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,335,022,558.31 : 674,234,259,884.91 = 210,593,926,070.64 : x
  2. Step 2: Convert to fraction form
    449,335,022,558.31/674,234,259,884.91 = 210,593,926,070.64/x
  3. Step 3: Cross multiply
    449,335,022,558.31x = 674,234,259,884.91 × 210,593,926,070.64
  4. Step 4: Simplify right side
    449,335,022,558.31x = 141,989,639,880,495,425,650,688
  5. Step 5: Solve for x
    x = 141,989,639,880,495,425,650,688/449,335,022,558.31
  6. Step 6: Final answer
    x = 315,999,494,257.25

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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.