Home / 200,437,560-276,599,128.32-117,936,688.32

Finding the Fourth Proportional to 200,437,560, 276,599,128.32 and 117,936,688.32

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Solution

The fourth proportional to 200,437,560, 276,599,128.32 and 117,936,688.32 is: 162,749,861.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,437,560 : 276,599,128.32 = 117,936,688.32 : x
  2. Step 2: Convert to fraction form
    200,437,560/276,599,128.32 = 117,936,688.32/x
  3. Step 3: Cross multiply
    200,437,560x = 276,599,128.32 × 117,936,688.32
  4. Step 4: Simplify right side
    200,437,560x = 32,621,185,186,259,524
  5. Step 5: Solve for x
    x = 32,621,185,186,259,524/200,437,560
  6. Step 6: Final answer
    x = 162,749,861.78

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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.