Home / 196,702,974.10-295,054,461.15-139,260,106.90

Finding the Fourth Proportional to 196,702,974.10, 295,054,461.15 and 139,260,106.90

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Solution

The fourth proportional to 196,702,974.10, 295,054,461.15 and 139,260,106.90 is: 208,890,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,702,974.10 : 295,054,461.15 = 139,260,106.90 : x
  2. Step 2: Convert to fraction form
    196,702,974.10/295,054,461.15 = 139,260,106.90/x
  3. Step 3: Cross multiply
    196,702,974.10x = 295,054,461.15 × 139,260,106.90
  4. Step 4: Simplify right side
    196,702,974.10x = 41,089,315,801,070,896
  5. Step 5: Solve for x
    x = 41,089,315,801,070,896/196,702,974.10
  6. Step 6: Final answer
    x = 208,890,160.35

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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.