Home / 256,813,213.53-385,289,322.87-183,130,081.50

Finding the Fourth Proportional to 256,813,213.53, 385,289,322.87 and 183,130,081.50

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Solution

The fourth proportional to 256,813,213.53, 385,289,322.87 and 183,130,081.50 is: 274,744,683.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,813,213.53 : 385,289,322.87 = 183,130,081.50 : x
  2. Step 2: Convert to fraction form
    256,813,213.53/385,289,322.87 = 183,130,081.50/x
  3. Step 3: Cross multiply
    256,813,213.53x = 385,289,322.87 × 183,130,081.50
  4. Step 4: Simplify right side
    256,813,213.53x = 70,558,065,100,394,480
  5. Step 5: Solve for x
    x = 70,558,065,100,394,480/256,813,213.53
  6. Step 6: Final answer
    x = 274,744,683.61

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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.