Home / 948,907,513.98-1,423,455,443.19-350,802,143.46

Finding the Fourth Proportional to 948,907,513.98, 1,423,455,443.19 and 350,802,143.46

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Solution

The fourth proportional to 948,907,513.98, 1,423,455,443.19 and 350,802,143.46 is: 526,238,029.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,907,513.98 : 1,423,455,443.19 = 350,802,143.46 : x
  2. Step 2: Convert to fraction form
    948,907,513.98/1,423,455,443.19 = 350,802,143.46/x
  3. Step 3: Cross multiply
    948,907,513.98x = 1,423,455,443.19 × 350,802,143.46
  4. Step 4: Simplify right side
    948,907,513.98x = 499,351,220,590,856,256
  5. Step 5: Solve for x
    x = 499,351,220,590,856,256/948,907,513.98
  6. Step 6: Final answer
    x = 526,238,029.77

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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.