Home / 1,079,285,099.70-1,489,423,705.90-633,256,051.62

Finding the Fourth Proportional to 1,079,285,099.70, 1,489,423,705.90 and 633,256,051.62

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Solution

The fourth proportional to 1,079,285,099.70, 1,489,423,705.90 and 633,256,051.62 is: 873,899,376.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,285,099.70 : 1,489,423,705.90 = 633,256,051.62 : x
  2. Step 2: Convert to fraction form
    1,079,285,099.70/1,489,423,705.90 = 633,256,051.62/x
  3. Step 3: Cross multiply
    1,079,285,099.70x = 1,489,423,705.90 × 633,256,051.62
  4. Step 4: Simplify right side
    1,079,285,099.70x = 943,186,575,187,462,144
  5. Step 5: Solve for x
    x = 943,186,575,187,462,144/1,079,285,099.70
  6. Step 6: Final answer
    x = 873,899,376.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.