Home / 297,875,885.60-446,813,828.40-206,042,880.80

Finding the Fourth Proportional to 297,875,885.60, 446,813,828.40 and 206,042,880.80

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Solution

The fourth proportional to 297,875,885.60, 446,813,828.40 and 206,042,880.80 is: 309,064,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,875,885.60 : 446,813,828.40 = 206,042,880.80 : x
  2. Step 2: Convert to fraction form
    297,875,885.60/446,813,828.40 = 206,042,880.80/x
  3. Step 3: Cross multiply
    297,875,885.60x = 446,813,828.40 × 206,042,880.80
  4. Step 4: Simplify right side
    297,875,885.60x = 92,062,808,384,812,848
  5. Step 5: Solve for x
    x = 92,062,808,384,812,848/297,875,885.60
  6. Step 6: Final answer
    x = 309,064,321.20

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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.