Home / 199,290,432.69-275,020,969.56-111,184,448.60

Finding the Fourth Proportional to 199,290,432.69, 275,020,969.56 and 111,184,448.60

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Solution

The fourth proportional to 199,290,432.69, 275,020,969.56 and 111,184,448.60 is: 153,434,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,290,432.69 : 275,020,969.56 = 111,184,448.60 : x
  2. Step 2: Convert to fraction form
    199,290,432.69/275,020,969.56 = 111,184,448.60/x
  3. Step 3: Cross multiply
    199,290,432.69x = 275,020,969.56 × 111,184,448.60
  4. Step 4: Simplify right side
    199,290,432.69x = 30,578,054,852,590,880
  5. Step 5: Solve for x
    x = 30,578,054,852,590,880/199,290,432.69
  6. Step 6: Final answer
    x = 153,434,635.27

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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.