Home / 11,872,625,914.96-16,384,164,218.79-6,447,113,058.46

Finding the Fourth Proportional to 11,872,625,914.96, 16,384,164,218.79 and 6,447,113,058.46

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Solution

The fourth proportional to 11,872,625,914.96, 16,384,164,218.79 and 6,447,113,058.46 is: 8,896,983,686.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872,625,914.96 : 16,384,164,218.79 = 6,447,113,058.46 : x
  2. Step 2: Convert to fraction form
    11,872,625,914.96/16,384,164,218.79 = 6,447,113,058.46/x
  3. Step 3: Cross multiply
    11,872,625,914.96x = 16,384,164,218.79 × 6,447,113,058.46
  4. Step 4: Simplify right side
    11,872,625,914.96x = 105,630,559,086,832,173,056
  5. Step 5: Solve for x
    x = 105,630,559,086,832,173,056/11,872,625,914.96
  6. Step 6: Final answer
    x = 8,896,983,686.97

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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.