Home / 1,348,165,070,721.90-2,022,032,340,517.60-392,880,215,366.90

Finding the Fourth Proportional to 1,348,165,070,721.90, 2,022,032,340,517.60 and 392,880,215,366.90

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Solution

The fourth proportional to 1,348,165,070,721.90, 2,022,032,340,517.60 and 392,880,215,366.90 is: 589,257,590,686.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,165,070,721.90 : 2,022,032,340,517.60 = 392,880,215,366.90 : x
  2. Step 2: Convert to fraction form
    1,348,165,070,721.90/2,022,032,340,517.60 = 392,880,215,366.90/x
  3. Step 3: Cross multiply
    1,348,165,070,721.90x = 2,022,032,340,517.60 × 392,880,215,366.90
  4. Step 4: Simplify right side
    1,348,165,070,721.90x = 794,416,501,421,391,602,515,968
  5. Step 5: Solve for x
    x = 794,416,501,421,391,602,515,968/1,348,165,070,721.90
  6. Step 6: Final answer
    x = 589,257,590,686.58

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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.