Home / 11,516,752,403.42-15,893,177,087.48-6,436,201,133.30

Finding the Fourth Proportional to 11,516,752,403.42, 15,893,177,087.48 and 6,436,201,133.30

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Solution

The fourth proportional to 11,516,752,403.42, 15,893,177,087.48 and 6,436,201,133.30 is: 8,881,990,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516,752,403.42 : 15,893,177,087.48 = 6,436,201,133.30 : x
  2. Step 2: Convert to fraction form
    11,516,752,403.42/15,893,177,087.48 = 6,436,201,133.30/x
  3. Step 3: Cross multiply
    11,516,752,403.42x = 15,893,177,087.48 × 6,436,201,133.30
  4. Step 4: Simplify right side
    11,516,752,403.42x = 102,291,684,382,064,721,920
  5. Step 5: Solve for x
    x = 102,291,684,382,064,721,920/11,516,752,403.42
  6. Step 6: Final answer
    x = 8,881,990,408.31

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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.