Home / 163,085,036,745.98-225,064,326,093.66-90,827,090,006.45

Finding the Fourth Proportional to 163,085,036,745.98, 225,064,326,093.66 and 90,827,090,006.45

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Solution

The fourth proportional to 163,085,036,745.98, 225,064,326,093.66 and 90,827,090,006.45 is: 125,345,269,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,085,036,745.98 : 225,064,326,093.66 = 90,827,090,006.45 : x
  2. Step 2: Convert to fraction form
    163,085,036,745.98/225,064,326,093.66 = 90,827,090,006.45/x
  3. Step 3: Cross multiply
    163,085,036,745.98x = 225,064,326,093.66 × 90,827,090,006.45
  4. Step 4: Simplify right side
    163,085,036,745.98x = 20,441,937,803,348,746,960,896
  5. Step 5: Solve for x
    x = 20,441,937,803,348,746,960,896/163,085,036,745.98
  6. Step 6: Final answer
    x = 125,345,269,015.63

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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.