Home / 256,244,690.57-384,980,225.10-164,308,552.32

Finding the Fourth Proportional to 256,244,690.57, 384,980,225.10 and 164,308,552.32

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Solution

The fourth proportional to 256,244,690.57, 384,980,225.10 and 164,308,552.32 is: 246,856,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,244,690.57 : 384,980,225.10 = 164,308,552.32 : x
  2. Step 2: Convert to fraction form
    256,244,690.57/384,980,225.10 = 164,308,552.32/x
  3. Step 3: Cross multiply
    256,244,690.57x = 384,980,225.10 × 164,308,552.32
  4. Step 4: Simplify right side
    256,244,690.57x = 63,255,543,456,565,056
  5. Step 5: Solve for x
    x = 63,255,543,456,565,056/256,244,690.57
  6. Step 6: Final answer
    x = 246,856,016.08

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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.