Home / 254,202,467.40-381,303,701.10-69,969,587.40

Finding the Fourth Proportional to 254,202,467.40, 381,303,701.10 and 69,969,587.40

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Solution

The fourth proportional to 254,202,467.40, 381,303,701.10 and 69,969,587.40 is: 104,954,381.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,202,467.40 : 381,303,701.10 = 69,969,587.40 : x
  2. Step 2: Convert to fraction form
    254,202,467.40/381,303,701.10 = 69,969,587.40/x
  3. Step 3: Cross multiply
    254,202,467.40x = 381,303,701.10 × 69,969,587.40
  4. Step 4: Simplify right side
    254,202,467.40x = 26,679,662,640,059,932
  5. Step 5: Solve for x
    x = 26,679,662,640,059,932/254,202,467.40
  6. Step 6: Final answer
    x = 104,954,381.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.