Home / 256,244,596.51-384,980,084.30-164,308,458.24

Finding the Fourth Proportional to 256,244,596.51, 384,980,084.30 and 164,308,458.24

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Solution

The fourth proportional to 256,244,596.51, 384,980,084.30 and 164,308,458.24 is: 246,855,875.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,244,596.51 : 384,980,084.30 = 164,308,458.24 : x
  2. Step 2: Convert to fraction form
    256,244,596.51/384,980,084.30 = 164,308,458.24/x
  3. Step 3: Cross multiply
    256,244,596.51x = 384,980,084.30 × 164,308,458.24
  4. Step 4: Simplify right side
    256,244,596.51x = 63,255,484,101,691,792
  5. Step 5: Solve for x
    x = 63,255,484,101,691,792/256,244,596.51
  6. Step 6: Final answer
    x = 246,855,875.06

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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.