Home / 455,144,858.88-628,099,907.60-246,301,003.68

Finding the Fourth Proportional to 455,144,858.88, 628,099,907.60 and 246,301,003.68

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Solution

The fourth proportional to 455,144,858.88, 628,099,907.60 and 246,301,003.68 is: 339,895,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,144,858.88 : 628,099,907.60 = 246,301,003.68 : x
  2. Step 2: Convert to fraction form
    455,144,858.88/628,099,907.60 = 246,301,003.68/x
  3. Step 3: Cross multiply
    455,144,858.88x = 628,099,907.60 × 246,301,003.68
  4. Step 4: Simplify right side
    455,144,858.88x = 154,701,637,653,195,264
  5. Step 5: Solve for x
    x = 154,701,637,653,195,264/455,144,858.88
  6. Step 6: Final answer
    x = 339,895,386.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.