Home / 440,375,911.01-660,821,449.33-164,217,909.77

Finding the Fourth Proportional to 440,375,911.01, 660,821,449.33 and 164,217,909.77

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Solution

The fourth proportional to 440,375,911.01, 660,821,449.33 and 164,217,909.77 is: 246,422,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,375,911.01 : 660,821,449.33 = 164,217,909.77 : x
  2. Step 2: Convert to fraction form
    440,375,911.01/660,821,449.33 = 164,217,909.77/x
  3. Step 3: Cross multiply
    440,375,911.01x = 660,821,449.33 × 164,217,909.77
  4. Step 4: Simplify right side
    440,375,911.01x = 108,518,717,139,533,808
  5. Step 5: Solve for x
    x = 108,518,717,139,533,808/440,375,911.01
  6. Step 6: Final answer
    x = 246,422,918.30

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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.