Home / 451,973,258.40-677,959,887.60-124,448,138.40

Finding the Fourth Proportional to 451,973,258.40, 677,959,887.60 and 124,448,138.40

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Solution

The fourth proportional to 451,973,258.40, 677,959,887.60 and 124,448,138.40 is: 186,672,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,973,258.40 : 677,959,887.60 = 124,448,138.40 : x
  2. Step 2: Convert to fraction form
    451,973,258.40/677,959,887.60 = 124,448,138.40/x
  3. Step 3: Cross multiply
    451,973,258.40x = 677,959,887.60 × 124,448,138.40
  4. Step 4: Simplify right side
    451,973,258.40x = 84,370,845,921,693,248
  5. Step 5: Solve for x
    x = 84,370,845,921,693,248/451,973,258.40
  6. Step 6: Final answer
    x = 186,672,207.60

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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.