Home / 260,968,098.32-391,193,579.16-122,545,916.24

Finding the Fourth Proportional to 260,968,098.32, 391,193,579.16 and 122,545,916.24

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Solution

The fourth proportional to 260,968,098.32, 391,193,579.16 and 122,545,916.24 is: 183,697,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,968,098.32 : 391,193,579.16 = 122,545,916.24 : x
  2. Step 2: Convert to fraction form
    260,968,098.32/391,193,579.16 = 122,545,916.24/x
  3. Step 3: Cross multiply
    260,968,098.32x = 391,193,579.16 × 122,545,916.24
  4. Step 4: Simplify right side
    260,968,098.32x = 47,939,175,585,367,168
  5. Step 5: Solve for x
    x = 47,939,175,585,367,168/260,968,098.32
  6. Step 6: Final answer
    x = 183,697,455.34

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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.