Home / 196,854,448.80-295,210,814.40-99,777,892.80

Finding the Fourth Proportional to 196,854,448.80, 295,210,814.40 and 99,777,892.80

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Solution

The fourth proportional to 196,854,448.80, 295,210,814.40 and 99,777,892.80 is: 149,630,923.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,854,448.80 : 295,210,814.40 = 99,777,892.80 : x
  2. Step 2: Convert to fraction form
    196,854,448.80/295,210,814.40 = 99,777,892.80/x
  3. Step 3: Cross multiply
    196,854,448.80x = 295,210,814.40 × 99,777,892.80
  4. Step 4: Simplify right side
    196,854,448.80x = 29,455,512,992,603,892
  5. Step 5: Solve for x
    x = 29,455,512,992,603,892/196,854,448.80
  6. Step 6: Final answer
    x = 149,630,923.62

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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.