Home / 461,129,616,702.23-636,378,874,519.60-255,363,856,052.10

Finding the Fourth Proportional to 461,129,616,702.23, 636,378,874,519.60 and 255,363,856,052.10

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Solution

The fourth proportional to 461,129,616,702.23, 636,378,874,519.60 and 255,363,856,052.10 is: 352,413,198,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,129,616,702.23 : 636,378,874,519.60 = 255,363,856,052.10 : x
  2. Step 2: Convert to fraction form
    461,129,616,702.23/636,378,874,519.60 = 255,363,856,052.10/x
  3. Step 3: Cross multiply
    461,129,616,702.23x = 636,378,874,519.60 × 255,363,856,052.10
  4. Step 4: Simplify right side
    461,129,616,702.23x = 162,508,163,307,420,537,323,520
  5. Step 5: Solve for x
    x = 162,508,163,307,420,537,323,520/461,129,616,702.23
  6. Step 6: Final answer
    x = 352,413,198,851.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.