Home / 735,378,107.94-1,014,806,664.54-400,847,764.50

Finding the Fourth Proportional to 735,378,107.94, 1,014,806,664.54 and 400,847,764.50

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Solution

The fourth proportional to 735,378,107.94, 1,014,806,664.54 and 400,847,764.50 is: 553,161,670.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,378,107.94 : 1,014,806,664.54 = 400,847,764.50 : x
  2. Step 2: Convert to fraction form
    735,378,107.94/1,014,806,664.54 = 400,847,764.50/x
  3. Step 3: Cross multiply
    735,378,107.94x = 1,014,806,664.54 × 400,847,764.50
  4. Step 4: Simplify right side
    735,378,107.94x = 406,782,982,880,560,384
  5. Step 5: Solve for x
    x = 406,782,982,880,560,384/735,378,107.94
  6. Step 6: Final answer
    x = 553,161,670.83

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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.