Home / 349,768,010.80-524,652,016.20-245,463,857.20

Finding the Fourth Proportional to 349,768,010.80, 524,652,016.20 and 245,463,857.20

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Solution

The fourth proportional to 349,768,010.80, 524,652,016.20 and 245,463,857.20 is: 368,195,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,768,010.80 : 524,652,016.20 = 245,463,857.20 : x
  2. Step 2: Convert to fraction form
    349,768,010.80/524,652,016.20 = 245,463,857.20/x
  3. Step 3: Cross multiply
    349,768,010.80x = 524,652,016.20 × 245,463,857.20
  4. Step 4: Simplify right side
    349,768,010.80x = 128,783,107,584,208,880
  5. Step 5: Solve for x
    x = 128,783,107,584,208,880/349,768,010.80
  6. Step 6: Final answer
    x = 368,195,785.80

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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.