Home / 451,015,760,422.05-622,413,545,467.35-245,262,033,516.90

Finding the Fourth Proportional to 451,015,760,422.05, 622,413,545,467.35 and 245,262,033,516.90

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Solution

The fourth proportional to 451,015,760,422.05, 622,413,545,467.35 and 245,262,033,516.90 is: 338,468,020,955.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,015,760,422.05 : 622,413,545,467.35 = 245,262,033,516.90 : x
  2. Step 2: Convert to fraction form
    451,015,760,422.05/622,413,545,467.35 = 245,262,033,516.90/x
  3. Step 3: Cross multiply
    451,015,760,422.05x = 622,413,545,467.35 × 245,262,033,516.90
  4. Step 4: Simplify right side
    451,015,760,422.05x = 152,654,411,849,785,734,594,560
  5. Step 5: Solve for x
    x = 152,654,411,849,785,734,594,560/451,015,760,422.05
  6. Step 6: Final answer
    x = 338,468,020,955.49

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1.5x scale

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.