Home / 254,160,688.44-381,178,047.06-72,409,441.08

Finding the Fourth Proportional to 254,160,688.44, 381,178,047.06 and 72,409,441.08

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Solution

The fourth proportional to 254,160,688.44, 381,178,047.06 and 72,409,441.08 is: 108,596,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,160,688.44 : 381,178,047.06 = 72,409,441.08 : x
  2. Step 2: Convert to fraction form
    254,160,688.44/381,178,047.06 = 72,409,441.08/x
  3. Step 3: Cross multiply
    254,160,688.44x = 381,178,047.06 × 72,409,441.08
  4. Step 4: Simplify right side
    254,160,688.44x = 27,600,889,339,580,536
  5. Step 5: Solve for x
    x = 27,600,889,339,580,536/254,160,688.44
  6. Step 6: Final answer
    x = 108,596,217.26

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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.