Home / 235,507,916.89-325,000,940.93-131,083,747.21

Finding the Fourth Proportional to 235,507,916.89, 325,000,940.93 and 131,083,747.21

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Solution

The fourth proportional to 235,507,916.89, 325,000,940.93 and 131,083,747.21 is: 180,895,579.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,507,916.89 : 325,000,940.93 = 131,083,747.21 : x
  2. Step 2: Convert to fraction form
    235,507,916.89/325,000,940.93 = 131,083,747.21/x
  3. Step 3: Cross multiply
    235,507,916.89x = 325,000,940.93 × 131,083,747.21
  4. Step 4: Simplify right side
    235,507,916.89x = 42,602,341,183,880,264
  5. Step 5: Solve for x
    x = 42,602,341,183,880,264/235,507,916.89
  6. Step 6: Final answer
    x = 180,895,579.84

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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.