Home / 553,317,834.52-829,465,994.36-276,728,365.52

Finding the Fourth Proportional to 553,317,834.52, 829,465,994.36 and 276,728,365.52

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Solution

The fourth proportional to 553,317,834.52, 829,465,994.36 and 276,728,365.52 is: 414,837,105.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,317,834.52 : 829,465,994.36 = 276,728,365.52 : x
  2. Step 2: Convert to fraction form
    553,317,834.52/829,465,994.36 = 276,728,365.52/x
  3. Step 3: Cross multiply
    553,317,834.52x = 829,465,994.36 × 276,728,365.52
  4. Step 4: Simplify right side
    553,317,834.52x = 229,536,768,870,208,800
  5. Step 5: Solve for x
    x = 229,536,768,870,208,800/553,317,834.52
  6. Step 6: Final answer
    x = 414,837,105.46

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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.