Home / 240,535,778.43-331,939,374.26-130,527,491.43

Finding the Fourth Proportional to 240,535,778.43, 331,939,374.26 and 130,527,491.43

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Solution

The fourth proportional to 240,535,778.43, 331,939,374.26 and 130,527,491.43 is: 180,127,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,535,778.43 : 331,939,374.26 = 130,527,491.43 : x
  2. Step 2: Convert to fraction form
    240,535,778.43/331,939,374.26 = 130,527,491.43/x
  3. Step 3: Cross multiply
    240,535,778.43x = 331,939,374.26 × 130,527,491.43
  4. Step 4: Simplify right side
    240,535,778.43x = 43,327,213,828,349,080
  5. Step 5: Solve for x
    x = 43,327,213,828,349,080/240,535,778.43
  6. Step 6: Final answer
    x = 180,127,938.19

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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.