Home / 446,634,812.16-669,951,388.80-139,950,416.64

Finding the Fourth Proportional to 446,634,812.16, 669,951,388.80 and 139,950,416.64

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Solution

The fourth proportional to 446,634,812.16, 669,951,388.80 and 139,950,416.64 is: 209,925,365.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,634,812.16 : 669,951,388.80 = 139,950,416.64 : x
  2. Step 2: Convert to fraction form
    446,634,812.16/669,951,388.80 = 139,950,416.64/x
  3. Step 3: Cross multiply
    446,634,812.16x = 669,951,388.80 × 139,950,416.64
  4. Step 4: Simplify right side
    446,634,812.16x = 93,759,975,991,106,608
  5. Step 5: Solve for x
    x = 93,759,975,991,106,608/446,634,812.16
  6. Step 6: Final answer
    x = 209,925,365.06

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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.