Home / 209,953,767.70-314,930,651.55-133,048,350.10

Finding the Fourth Proportional to 209,953,767.70, 314,930,651.55 and 133,048,350.10

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Solution

The fourth proportional to 209,953,767.70, 314,930,651.55 and 133,048,350.10 is: 199,572,525.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,767.70 : 314,930,651.55 = 133,048,350.10 : x
  2. Step 2: Convert to fraction form
    209,953,767.70/314,930,651.55 = 133,048,350.10/x
  3. Step 3: Cross multiply
    209,953,767.70x = 314,930,651.55 × 133,048,350.10
  4. Step 4: Simplify right side
    209,953,767.70x = 41,901,003,584,645,504
  5. Step 5: Solve for x
    x = 41,901,003,584,645,504/209,953,767.70
  6. Step 6: Final answer
    x = 199,572,525.15

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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.