Home / 274,948,827.60-412,901,538.30-145,808,664.60

Finding the Fourth Proportional to 274,948,827.60, 412,901,538.30 and 145,808,664.60

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Solution

The fourth proportional to 274,948,827.60, 412,901,538.30 and 145,808,664.60 is: 218,966,643.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,948,827.60 : 412,901,538.30 = 145,808,664.60 : x
  2. Step 2: Convert to fraction form
    274,948,827.60/412,901,538.30 = 145,808,664.60/x
  3. Step 3: Cross multiply
    274,948,827.60x = 412,901,538.30 × 145,808,664.60
  4. Step 4: Simplify right side
    274,948,827.60x = 60,204,621,910,808,752
  5. Step 5: Solve for x
    x = 60,204,621,910,808,752/274,948,827.60
  6. Step 6: Final answer
    x = 218,966,643.49

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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.