Home / 979,816,005.44-1,469,213,679-462,107,440.88

Finding the Fourth Proportional to 979,816,005.44, 1,469,213,679 and 462,107,440.88

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Solution

The fourth proportional to 979,816,005.44, 1,469,213,679 and 462,107,440.88 is: 692,920,476.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,816,005.44 : 1,469,213,679 = 462,107,440.88 : x
  2. Step 2: Convert to fraction form
    979,816,005.44/1,469,213,679 = 462,107,440.88/x
  3. Step 3: Cross multiply
    979,816,005.44x = 1,469,213,679 × 462,107,440.88
  4. Step 4: Simplify right side
    979,816,005.44x = 678,934,573,308,579,840
  5. Step 5: Solve for x
    x = 678,934,573,308,579,840/979,816,005.44
  6. Step 6: Final answer
    x = 692,920,476.44

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1.5x scale

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.