Home / 86,572,750,085.51-119,470,392,529.23-47,991,572,199.46

Finding the Fourth Proportional to 86,572,750,085.51, 119,470,392,529.23 and 47,991,572,199.46

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Solution

The fourth proportional to 86,572,750,085.51, 119,470,392,529.23 and 47,991,572,199.46 is: 66,228,368,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,572,750,085.51 : 119,470,392,529.23 = 47,991,572,199.46 : x
  2. Step 2: Convert to fraction form
    86,572,750,085.51/119,470,392,529.23 = 47,991,572,199.46/x
  3. Step 3: Cross multiply
    86,572,750,085.51x = 119,470,392,529.23 × 47,991,572,199.46
  4. Step 4: Simplify right side
    86,572,750,085.51x = 5,733,571,968,764,606,414,848
  5. Step 5: Solve for x
    x = 5,733,571,968,764,606,414,848/86,572,750,085.51
  6. Step 6: Final answer
    x = 66,228,368,200.18

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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.