Home / 434,380,505.35-651,570,758.03-230,307,161.35

Finding the Fourth Proportional to 434,380,505.35, 651,570,758.03 and 230,307,161.35

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Solution

The fourth proportional to 434,380,505.35, 651,570,758.03 and 230,307,161.35 is: 345,460,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,380,505.35 : 651,570,758.03 = 230,307,161.35 : x
  2. Step 2: Convert to fraction form
    434,380,505.35/651,570,758.03 = 230,307,161.35/x
  3. Step 3: Cross multiply
    434,380,505.35x = 651,570,758.03 × 230,307,161.35
  4. Step 4: Simplify right side
    434,380,505.35x = 150,061,411,699,405,472
  5. Step 5: Solve for x
    x = 150,061,411,699,405,472/434,380,505.35
  6. Step 6: Final answer
    x = 345,460,742.03

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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.