Home / 109,779,148.79-151,493,811.96-62,735,683.56

Finding the Fourth Proportional to 109,779,148.79, 151,493,811.96 and 62,735,683.56

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Solution

The fourth proportional to 109,779,148.79, 151,493,811.96 and 62,735,683.56 is: 86,574,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,779,148.79 : 151,493,811.96 = 62,735,683.56 : x
  2. Step 2: Convert to fraction form
    109,779,148.79/151,493,811.96 = 62,735,683.56/x
  3. Step 3: Cross multiply
    109,779,148.79x = 151,493,811.96 × 62,735,683.56
  4. Step 4: Simplify right side
    109,779,148.79x = 9,504,067,848,420,704
  5. Step 5: Solve for x
    x = 9,504,067,848,420,704/109,779,148.79
  6. Step 6: Final answer
    x = 86,574,435.62

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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.