Home / 265,890,907.87-366,990,675.42-155,918,050.27

Finding the Fourth Proportional to 265,890,907.87, 366,990,675.42 and 155,918,050.27

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Solution

The fourth proportional to 265,890,907.87, 366,990,675.42 and 155,918,050.27 is: 215,202,810.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,890,907.87 : 366,990,675.42 = 155,918,050.27 : x
  2. Step 2: Convert to fraction form
    265,890,907.87/366,990,675.42 = 155,918,050.27/x
  3. Step 3: Cross multiply
    265,890,907.87x = 366,990,675.42 × 155,918,050.27
  4. Step 4: Simplify right side
    265,890,907.87x = 57,220,470,578,756,816
  5. Step 5: Solve for x
    x = 57,220,470,578,756,816/265,890,907.87
  6. Step 6: Final answer
    x = 215,202,810.19

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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.