Home / 265,934,013.87-398,583,657.93-123,772,302.97

Finding the Fourth Proportional to 265,934,013.87, 398,583,657.93 and 123,772,302.97

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Solution

The fourth proportional to 265,934,013.87, 398,583,657.93 and 123,772,302.97 is: 185,510,745.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,934,013.87 : 398,583,657.93 = 123,772,302.97 : x
  2. Step 2: Convert to fraction form
    265,934,013.87/398,583,657.93 = 123,772,302.97/x
  3. Step 3: Cross multiply
    265,934,013.87x = 398,583,657.93 × 123,772,302.97
  4. Step 4: Simplify right side
    265,934,013.87x = 49,333,617,267,670,488
  5. Step 5: Solve for x
    x = 49,333,617,267,670,488/265,934,013.87
  6. Step 6: Final answer
    x = 185,510,745.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.