Home / 154,400,471,421.45-231,600,707,132.18-154,400,471,421.45

Finding the Fourth Proportional to 154,400,471,421.45, 231,600,707,132.18 and 154,400,471,421.45

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Solution

The fourth proportional to 154,400,471,421.45, 231,600,707,132.18 and 154,400,471,421.45 is: 231,600,707,132.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,400,471,421.45 : 231,600,707,132.18 = 154,400,471,421.45 : x
  2. Step 2: Convert to fraction form
    154,400,471,421.45/231,600,707,132.18 = 154,400,471,421.45/x
  3. Step 3: Cross multiply
    154,400,471,421.45x = 231,600,707,132.18 × 154,400,471,421.45
  4. Step 4: Simplify right side
    154,400,471,421.45x = 35,759,258,362,749,772,627,968
  5. Step 5: Solve for x
    x = 35,759,258,362,749,772,627,968/154,400,471,421.45
  6. Step 6: Final answer
    x = 231,600,707,132.18

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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.