Home / 235,507,915.89-325,000,939.55-131,083,746.21

Finding the Fourth Proportional to 235,507,915.89, 325,000,939.55 and 131,083,746.21

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Solution

The fourth proportional to 235,507,915.89, 325,000,939.55 and 131,083,746.21 is: 180,895,578.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,507,915.89 : 325,000,939.55 = 131,083,746.21 : x
  2. Step 2: Convert to fraction form
    235,507,915.89/325,000,939.55 = 131,083,746.21/x
  3. Step 3: Cross multiply
    235,507,915.89x = 325,000,939.55 × 131,083,746.21
  4. Step 4: Simplify right side
    235,507,915.89x = 42,602,340,677,328,336
  5. Step 5: Solve for x
    x = 42,602,340,677,328,336/235,507,915.89
  6. Step 6: Final answer
    x = 180,895,578.46

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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.