Home / 440,665,217.10-660,973,905.30-133,933,415.13

Finding the Fourth Proportional to 440,665,217.10, 660,973,905.30 and 133,933,415.13

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Solution

The fourth proportional to 440,665,217.10, 660,973,905.30 and 133,933,415.13 is: 200,892,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,665,217.10 : 660,973,905.30 = 133,933,415.13 : x
  2. Step 2: Convert to fraction form
    440,665,217.10/660,973,905.30 = 133,933,415.13/x
  3. Step 3: Cross multiply
    440,665,217.10x = 660,973,905.30 × 133,933,415.13
  4. Step 4: Simplify right side
    440,665,217.10x = 88,526,492,448,642,192
  5. Step 5: Solve for x
    x = 88,526,492,448,642,192/440,665,217.10
  6. Step 6: Final answer
    x = 200,892,852.47

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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.