Home / 84,431,881,570.06-126,669,259,263.46-39,085,281,889.32

Finding the Fourth Proportional to 84,431,881,570.06, 126,669,259,263.46 and 39,085,281,889.32

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Solution

The fourth proportional to 84,431,881,570.06, 126,669,259,263.46 and 39,085,281,889.32 is: 58,637,846,426.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,431,881,570.06 : 126,669,259,263.46 = 39,085,281,889.32 : x
  2. Step 2: Convert to fraction form
    84,431,881,570.06/126,669,259,263.46 = 39,085,281,889.32/x
  3. Step 3: Cross multiply
    84,431,881,570.06x = 126,669,259,263.46 × 39,085,281,889.32
  4. Step 4: Simplify right side
    84,431,881,570.06x = 4,950,903,705,023,693,193,216
  5. Step 5: Solve for x
    x = 4,950,903,705,023,693,193,216/84,431,881,570.06
  6. Step 6: Final answer
    x = 58,637,846,426.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.