Home / 256,244,598-384,980,086.74-164,308,459.74

Finding the Fourth Proportional to 256,244,598, 384,980,086.74 and 164,308,459.74

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Solution

The fourth proportional to 256,244,598, 384,980,086.74 and 164,308,459.74 is: 246,855,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,244,598 : 384,980,086.74 = 164,308,459.74 : x
  2. Step 2: Convert to fraction form
    256,244,598/384,980,086.74 = 164,308,459.74/x
  3. Step 3: Cross multiply
    256,244,598x = 384,980,086.74 × 164,308,459.74
  4. Step 4: Simplify right side
    256,244,598x = 63,255,485,082,821,000
  5. Step 5: Solve for x
    x = 63,255,485,082,821,000/256,244,598
  6. Step 6: Final answer
    x = 246,855,877.46

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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.