Home / 341,376,048.40-512,288,021.40-195,809,328.40

Finding the Fourth Proportional to 341,376,048.40, 512,288,021.40 and 195,809,328.40

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Solution

The fourth proportional to 341,376,048.40, 512,288,021.40 and 195,809,328.40 is: 293,842,447.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,376,048.40 : 512,288,021.40 = 195,809,328.40 : x
  2. Step 2: Convert to fraction form
    341,376,048.40/512,288,021.40 = 195,809,328.40/x
  3. Step 3: Cross multiply
    341,376,048.40x = 512,288,021.40 × 195,809,328.40
  4. Step 4: Simplify right side
    341,376,048.40x = 100,310,773,417,698,832
  5. Step 5: Solve for x
    x = 100,310,773,417,698,832/341,376,048.40
  6. Step 6: Final answer
    x = 293,842,447.03

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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.