Home / 629,880,447.60-944,820,671.40-246,927,999.60

Finding the Fourth Proportional to 629,880,447.60, 944,820,671.40 and 246,927,999.60

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Solution

The fourth proportional to 629,880,447.60, 944,820,671.40 and 246,927,999.60 is: 370,391,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,880,447.60 : 944,820,671.40 = 246,927,999.60 : x
  2. Step 2: Convert to fraction form
    629,880,447.60/944,820,671.40 = 246,927,999.60/x
  3. Step 3: Cross multiply
    629,880,447.60x = 944,820,671.40 × 246,927,999.60
  4. Step 4: Simplify right side
    629,880,447.60x = 233,302,678,369,530,912
  5. Step 5: Solve for x
    x = 233,302,678,369,530,912/629,880,447.60
  6. Step 6: Final answer
    x = 370,391,999.40

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Similar ratio
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1.5x scale

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.