Home / 1,095,969,611.28-1,644,196,222.56-319,676,027.88

Finding the Fourth Proportional to 1,095,969,611.28, 1,644,196,222.56 and 319,676,027.88

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Solution

The fourth proportional to 1,095,969,611.28, 1,644,196,222.56 and 319,676,027.88 is: 479,584,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,969,611.28 : 1,644,196,222.56 = 319,676,027.88 : x
  2. Step 2: Convert to fraction form
    1,095,969,611.28/1,644,196,222.56 = 319,676,027.88/x
  3. Step 3: Cross multiply
    1,095,969,611.28x = 1,644,196,222.56 × 319,676,027.88
  4. Step 4: Simplify right side
    1,095,969,611.28x = 525,610,117,483,281,216
  5. Step 5: Solve for x
    x = 525,610,117,483,281,216/1,095,969,611.28
  6. Step 6: Final answer
    x = 479,584,572.49

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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.