Home / 890,488,245,877.30-1,335,732,368,815.90-465,852,431,682.10

Finding the Fourth Proportional to 890,488,245,877.30, 1,335,732,368,815.90 and 465,852,431,682.10

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Solution

The fourth proportional to 890,488,245,877.30, 1,335,732,368,815.90 and 465,852,431,682.10 is: 698,778,647,523.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,488,245,877.30 : 1,335,732,368,815.90 = 465,852,431,682.10 : x
  2. Step 2: Convert to fraction form
    890,488,245,877.30/1,335,732,368,815.90 = 465,852,431,682.10/x
  3. Step 3: Cross multiply
    890,488,245,877.30x = 1,335,732,368,815.90 × 465,852,431,682.10
  4. Step 4: Simplify right side
    890,488,245,877.30x = 622,254,172,089,378,616,115,200
  5. Step 5: Solve for x
    x = 622,254,172,089,378,616,115,200/890,488,245,877.30
  6. Step 6: Final answer
    x = 698,778,647,523.12

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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.