Home / 256,954,925,597.87-385,192,752,677.76-86,856,164,047.37

Finding the Fourth Proportional to 256,954,925,597.87, 385,192,752,677.76 and 86,856,164,047.37

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Solution

The fourth proportional to 256,954,925,597.87, 385,192,752,677.76 and 86,856,164,047.37 is: 130,203,244,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,954,925,597.87 : 385,192,752,677.76 = 86,856,164,047.37 : x
  2. Step 2: Convert to fraction form
    256,954,925,597.87/385,192,752,677.76 = 86,856,164,047.37/x
  3. Step 3: Cross multiply
    256,954,925,597.87x = 385,192,752,677.76 × 86,856,164,047.37
  4. Step 4: Simplify right side
    256,954,925,597.87x = 33,456,364,916,437,539,618,816
  5. Step 5: Solve for x
    x = 33,456,364,916,437,539,618,816/256,954,925,597.87
  6. Step 6: Final answer
    x = 130,203,244,162.74

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1.5x scale

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.