Home / 294,430,410,909.12-440,739,796,498.40-192,106,676,058.48

Finding the Fourth Proportional to 294,430,410,909.12, 440,739,796,498.40 and 192,106,676,058.48

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Solution

The fourth proportional to 294,430,410,909.12, 440,739,796,498.40 and 192,106,676,058.48 is: 287,568,994,828.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,430,410,909.12 : 440,739,796,498.40 = 192,106,676,058.48 : x
  2. Step 2: Convert to fraction form
    294,430,410,909.12/440,739,796,498.40 = 192,106,676,058.48/x
  3. Step 3: Cross multiply
    294,430,410,909.12x = 440,739,796,498.40 × 192,106,676,058.48
  4. Step 4: Simplify right side
    294,430,410,909.12x = 84,669,057,311,998,537,105,408
  5. Step 5: Solve for x
    x = 84,669,057,311,998,537,105,408/294,430,410,909.12
  6. Step 6: Final answer
    x = 287,568,994,828.23

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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.