Home / 171,071,999.10-256,607,998.65-116,652,440.70

Finding the Fourth Proportional to 171,071,999.10, 256,607,998.65 and 116,652,440.70

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Solution

The fourth proportional to 171,071,999.10, 256,607,998.65 and 116,652,440.70 is: 174,978,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,071,999.10 : 256,607,998.65 = 116,652,440.70 : x
  2. Step 2: Convert to fraction form
    171,071,999.10/256,607,998.65 = 116,652,440.70/x
  3. Step 3: Cross multiply
    171,071,999.10x = 256,607,998.65 × 116,652,440.70
  4. Step 4: Simplify right side
    171,071,999.10x = 29,933,949,345,664,808
  5. Step 5: Solve for x
    x = 29,933,949,345,664,808/171,071,999.10
  6. Step 6: Final answer
    x = 174,978,661.05

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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.