Home / 240,535,833.96-331,939,450.80-130,527,546.96

Finding the Fourth Proportional to 240,535,833.96, 331,939,450.80 and 130,527,546.96

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Solution

The fourth proportional to 240,535,833.96, 331,939,450.80 and 130,527,546.96 is: 180,128,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,535,833.96 : 331,939,450.80 = 130,527,546.96 : x
  2. Step 2: Convert to fraction form
    240,535,833.96/331,939,450.80 = 130,527,546.96/x
  3. Step 3: Cross multiply
    240,535,833.96x = 331,939,450.80 × 130,527,546.96
  4. Step 4: Simplify right side
    240,535,833.96x = 43,327,242,252,173,608
  5. Step 5: Solve for x
    x = 43,327,242,252,173,608/240,535,833.96
  6. Step 6: Final answer
    x = 180,128,014.77

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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.