Home / 153,512,188.32-211,826,352.24-98,582,446.56

Finding the Fourth Proportional to 153,512,188.32, 211,826,352.24 and 98,582,446.56

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Solution

The fourth proportional to 153,512,188.32, 211,826,352.24 and 98,582,446.56 is: 136,030,632.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,512,188.32 : 211,826,352.24 = 98,582,446.56 : x
  2. Step 2: Convert to fraction form
    153,512,188.32/211,826,352.24 = 98,582,446.56/x
  3. Step 3: Cross multiply
    153,512,188.32x = 211,826,352.24 × 98,582,446.56
  4. Step 4: Simplify right side
    153,512,188.32x = 20,882,360,049,699,536
  5. Step 5: Solve for x
    x = 20,882,360,049,699,536/153,512,188.32
  6. Step 6: Final answer
    x = 136,030,632.34

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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.