Home / 250,419,135.51-375,628,714.95-171,557,878.94

Finding the Fourth Proportional to 250,419,135.51, 375,628,714.95 and 171,557,878.94

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Solution

The fourth proportional to 250,419,135.51, 375,628,714.95 and 171,557,878.94 is: 257,336,826.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,419,135.51 : 375,628,714.95 = 171,557,878.94 : x
  2. Step 2: Convert to fraction form
    250,419,135.51/375,628,714.95 = 171,557,878.94/x
  3. Step 3: Cross multiply
    250,419,135.51x = 375,628,714.95 × 171,557,878.94
  4. Step 4: Simplify right side
    250,419,135.51x = 64,442,065,606,075,600
  5. Step 5: Solve for x
    x = 64,442,065,606,075,600/250,419,135.51
  6. Step 6: Final answer
    x = 257,336,826.42

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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.