Home / 943,715,776.60-1,415,573,664.90-576,383,757.40

Finding the Fourth Proportional to 943,715,776.60, 1,415,573,664.90 and 576,383,757.40

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Solution

The fourth proportional to 943,715,776.60, 1,415,573,664.90 and 576,383,757.40 is: 864,575,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,715,776.60 : 1,415,573,664.90 = 576,383,757.40 : x
  2. Step 2: Convert to fraction form
    943,715,776.60/1,415,573,664.90 = 576,383,757.40/x
  3. Step 3: Cross multiply
    943,715,776.60x = 1,415,573,664.90 × 576,383,757.40
  4. Step 4: Simplify right side
    943,715,776.60x = 815,913,667,851,550,464
  5. Step 5: Solve for x
    x = 815,913,667,851,550,464/943,715,776.60
  6. Step 6: Final answer
    x = 864,575,636.10

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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.