Home / 265,934,014.87-398,583,659.43-123,772,303.97

Finding the Fourth Proportional to 265,934,014.87, 398,583,659.43 and 123,772,303.97

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Solution

The fourth proportional to 265,934,014.87, 398,583,659.43 and 123,772,303.97 is: 185,510,747.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,934,014.87 : 398,583,659.43 = 123,772,303.97 : x
  2. Step 2: Convert to fraction form
    265,934,014.87/398,583,659.43 = 123,772,303.97/x
  3. Step 3: Cross multiply
    265,934,014.87x = 398,583,659.43 × 123,772,303.97
  4. Step 4: Simplify right side
    265,934,014.87x = 49,333,617,852,444,920
  5. Step 5: Solve for x
    x = 49,333,617,852,444,920/265,934,014.87
  6. Step 6: Final answer
    x = 185,510,747.38

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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.