Home / 51,109,227,664.51-70,529,434,803.41-28,554,260,467.36

Finding the Fourth Proportional to 51,109,227,664.51, 70,529,434,803.41 and 28,554,260,467.36

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Solution

The fourth proportional to 51,109,227,664.51, 70,529,434,803.41 and 28,554,260,467.36 is: 39,404,153,496.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,109,227,664.51 : 70,529,434,803.41 = 28,554,260,467.36 : x
  2. Step 2: Convert to fraction form
    51,109,227,664.51/70,529,434,803.41 = 28,554,260,467.36/x
  3. Step 3: Cross multiply
    51,109,227,664.51x = 70,529,434,803.41 × 28,554,260,467.36
  4. Step 4: Simplify right side
    51,109,227,664.51x = 2,013,915,851,992,479,825,920
  5. Step 5: Solve for x
    x = 2,013,915,851,992,479,825,920/51,109,227,664.51
  6. Step 6: Final answer
    x = 39,404,153,496.74

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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.