Home / 68,509,880.46-94,543,533.81-37,147,872.47

Finding the Fourth Proportional to 68,509,880.46, 94,543,533.81 and 37,147,872.47

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Solution

The fourth proportional to 68,509,880.46, 94,543,533.81 and 37,147,872.47 is: 51,264,009.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,509,880.46 : 94,543,533.81 = 37,147,872.47 : x
  2. Step 2: Convert to fraction form
    68,509,880.46/94,543,533.81 = 37,147,872.47/x
  3. Step 3: Cross multiply
    68,509,880.46x = 94,543,533.81 × 37,147,872.47
  4. Step 4: Simplify right side
    68,509,880.46x = 3,512,091,136,364,296
  5. Step 5: Solve for x
    x = 3,512,091,136,364,296/68,509,880.46
  6. Step 6: Final answer
    x = 51,264,009.11

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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.