Home / 8,618,356,504.22-11,893,326,603.84-4,658,058,172.22

Finding the Fourth Proportional to 8,618,356,504.22, 11,893,326,603.84 and 4,658,058,172.22

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Solution

The fourth proportional to 8,618,356,504.22, 11,893,326,603.84 and 4,658,058,172.22 is: 6,428,117,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,356,504.22 : 11,893,326,603.84 = 4,658,058,172.22 : x
  2. Step 2: Convert to fraction form
    8,618,356,504.22/11,893,326,603.84 = 4,658,058,172.22/x
  3. Step 3: Cross multiply
    8,618,356,504.22x = 11,893,326,603.84 × 4,658,058,172.22
  4. Step 4: Simplify right side
    8,618,356,504.22x = 55,399,807,181,838,983,168
  5. Step 5: Solve for x
    x = 55,399,807,181,838,983,168/8,618,356,504.22
  6. Step 6: Final answer
    x = 6,428,117,374.21

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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.