Home / 196,689,453.80-295,034,180.70-83,207,316.20

Finding the Fourth Proportional to 196,689,453.80, 295,034,180.70 and 83,207,316.20

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Solution

The fourth proportional to 196,689,453.80, 295,034,180.70 and 83,207,316.20 is: 124,810,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,689,453.80 : 295,034,180.70 = 83,207,316.20 : x
  2. Step 2: Convert to fraction form
    196,689,453.80/295,034,180.70 = 83,207,316.20/x
  3. Step 3: Cross multiply
    196,689,453.80x = 295,034,180.70 × 83,207,316.20
  4. Step 4: Simplify right side
    196,689,453.80x = 24,549,002,363,312,836
  5. Step 5: Solve for x
    x = 24,549,002,363,312,836/196,689,453.80
  6. Step 6: Final answer
    x = 124,810,974.30

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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.