Home / 199,686,638.58-275,594,936.18-114,912,015.24

Finding the Fourth Proportional to 199,686,638.58, 275,594,936.18 and 114,912,015.24

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Solution

The fourth proportional to 199,686,638.58, 275,594,936.18 and 114,912,015.24 is: 158,594,334.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,686,638.58 : 275,594,936.18 = 114,912,015.24 : x
  2. Step 2: Convert to fraction form
    199,686,638.58/275,594,936.18 = 114,912,015.24/x
  3. Step 3: Cross multiply
    199,686,638.58x = 275,594,936.18 × 114,912,015.24
  4. Step 4: Simplify right side
    199,686,638.58x = 31,669,169,506,382,988
  5. Step 5: Solve for x
    x = 31,669,169,506,382,988/199,686,638.58
  6. Step 6: Final answer
    x = 158,594,334.26

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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.