Home / 171,692,618,511.87-257,577,338,576.39-52,319,285,689.41

Finding the Fourth Proportional to 171,692,618,511.87, 257,577,338,576.39 and 52,319,285,689.41

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Solution

The fourth proportional to 171,692,618,511.87, 257,577,338,576.39 and 52,319,285,689.41 is: 78,490,633,324.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,692,618,511.87 : 257,577,338,576.39 = 52,319,285,689.41 : x
  2. Step 2: Convert to fraction form
    171,692,618,511.87/257,577,338,576.39 = 52,319,285,689.41/x
  3. Step 3: Cross multiply
    171,692,618,511.87x = 257,577,338,576.39 × 52,319,285,689.41
  4. Step 4: Simplify right side
    171,692,618,511.87x = 13,476,262,364,096,036,339,712
  5. Step 5: Solve for x
    x = 13,476,262,364,096,036,339,712/171,692,618,511.87
  6. Step 6: Final answer
    x = 78,490,633,324.25

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1.5x scale

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.