Home / 199,686,740.76-275,595,077.34-114,912,117.48

Finding the Fourth Proportional to 199,686,740.76, 275,595,077.34 and 114,912,117.48

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Solution

The fourth proportional to 199,686,740.76, 275,595,077.34 and 114,912,117.48 is: 158,594,475.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,686,740.76 : 275,595,077.34 = 114,912,117.48 : x
  2. Step 2: Convert to fraction form
    199,686,740.76/275,595,077.34 = 114,912,117.48/x
  3. Step 3: Cross multiply
    199,686,740.76x = 275,595,077.34 × 114,912,117.48
  4. Step 4: Simplify right side
    199,686,740.76x = 31,669,213,904,203,764
  5. Step 5: Solve for x
    x = 31,669,213,904,203,764/199,686,740.76
  6. Step 6: Final answer
    x = 158,594,475.45

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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.