Home / 354,364,477.60-531,546,716.40-231,920,471.20

Finding the Fourth Proportional to 354,364,477.60, 531,546,716.40 and 231,920,471.20

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Solution

The fourth proportional to 354,364,477.60, 531,546,716.40 and 231,920,471.20 is: 347,880,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,364,477.60 : 531,546,716.40 = 231,920,471.20 : x
  2. Step 2: Convert to fraction form
    354,364,477.60/531,546,716.40 = 231,920,471.20/x
  3. Step 3: Cross multiply
    354,364,477.60x = 531,546,716.40 × 231,920,471.20
  4. Step 4: Simplify right side
    354,364,477.60x = 123,276,564,932,300,752
  5. Step 5: Solve for x
    x = 123,276,564,932,300,752/354,364,477.60
  6. Step 6: Final answer
    x = 347,880,706.80

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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.