Home / 256,072,896.52-384,110,341.26-61,984,000.32

Finding the Fourth Proportional to 256,072,896.52, 384,110,341.26 and 61,984,000.32

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Solution

The fourth proportional to 256,072,896.52, 384,110,341.26 and 61,984,000.32 is: 92,976,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,072,896.52 : 384,110,341.26 = 61,984,000.32 : x
  2. Step 2: Convert to fraction form
    256,072,896.52/384,110,341.26 = 61,984,000.32/x
  3. Step 3: Cross multiply
    256,072,896.52x = 384,110,341.26 × 61,984,000.32
  4. Step 4: Simplify right side
    256,072,896.52x = 23,808,695,515,575,148
  5. Step 5: Solve for x
    x = 23,808,695,515,575,148/256,072,896.52
  6. Step 6: Final answer
    x = 92,976,241.68

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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.