Home / 293,420,199.60-440,130,299.40-191,383,527.60

Finding the Fourth Proportional to 293,420,199.60, 440,130,299.40 and 191,383,527.60

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Solution

The fourth proportional to 293,420,199.60, 440,130,299.40 and 191,383,527.60 is: 287,075,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,420,199.60 : 440,130,299.40 = 191,383,527.60 : x
  2. Step 2: Convert to fraction form
    293,420,199.60/440,130,299.40 = 191,383,527.60/x
  3. Step 3: Cross multiply
    293,420,199.60x = 440,130,299.40 × 191,383,527.60
  4. Step 4: Simplify right side
    293,420,199.60x = 84,233,689,302,816,160
  5. Step 5: Solve for x
    x = 84,233,689,302,816,160/293,420,199.60
  6. Step 6: Final answer
    x = 287,075,291.40

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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.