Home / 481,184,790.04-664,035,501.72-261,168,261.40

Finding the Fourth Proportional to 481,184,790.04, 664,035,501.72 and 261,168,261.40

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Solution

The fourth proportional to 481,184,790.04, 664,035,501.72 and 261,168,261.40 is: 360,412,467.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,184,790.04 : 664,035,501.72 = 261,168,261.40 : x
  2. Step 2: Convert to fraction form
    481,184,790.04/664,035,501.72 = 261,168,261.40/x
  3. Step 3: Cross multiply
    481,184,790.04x = 664,035,501.72 × 261,168,261.40
  4. Step 4: Simplify right side
    481,184,790.04x = 173,424,997,492,089,120
  5. Step 5: Solve for x
    x = 173,424,997,492,089,120/481,184,790.04
  6. Step 6: Final answer
    x = 360,412,467.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.