Home / 336,798,604.80-505,197,907.20-191,679,782.40

Finding the Fourth Proportional to 336,798,604.80, 505,197,907.20 and 191,679,782.40

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Solution

The fourth proportional to 336,798,604.80, 505,197,907.20 and 191,679,782.40 is: 287,519,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,798,604.80 : 505,197,907.20 = 191,679,782.40 : x
  2. Step 2: Convert to fraction form
    336,798,604.80/505,197,907.20 = 191,679,782.40/x
  3. Step 3: Cross multiply
    336,798,604.80x = 505,197,907.20 × 191,679,782.40
  4. Step 4: Simplify right side
    336,798,604.80x = 96,836,224,921,031,392
  5. Step 5: Solve for x
    x = 96,836,224,921,031,392/336,798,604.80
  6. Step 6: Final answer
    x = 287,519,673.60

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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.