Home / 170,959,331.80-256,564,968.90-68,796,688.60

Finding the Fourth Proportional to 170,959,331.80, 256,564,968.90 and 68,796,688.60

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Solution

The fourth proportional to 170,959,331.80, 256,564,968.90 and 68,796,688.60 is: 103,245,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,959,331.80 : 256,564,968.90 = 68,796,688.60 : x
  2. Step 2: Convert to fraction form
    170,959,331.80/256,564,968.90 = 68,796,688.60/x
  3. Step 3: Cross multiply
    170,959,331.80x = 256,564,968.90 × 68,796,688.60
  4. Step 4: Simplify right side
    170,959,331.80x = 17,650,820,271,081,984
  5. Step 5: Solve for x
    x = 17,650,820,271,081,984/170,959,331.80
  6. Step 6: Final answer
    x = 103,245,725.67

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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.