Home / 554,699,473.99-765,509,336.55-307,180,828.24

Finding the Fourth Proportional to 554,699,473.99, 765,509,336.55 and 307,180,828.24

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Solution

The fourth proportional to 554,699,473.99, 765,509,336.55 and 307,180,828.24 is: 423,922,868.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,699,473.99 : 765,509,336.55 = 307,180,828.24 : x
  2. Step 2: Convert to fraction form
    554,699,473.99/765,509,336.55 = 307,180,828.24/x
  3. Step 3: Cross multiply
    554,699,473.99x = 765,509,336.55 × 307,180,828.24
  4. Step 4: Simplify right side
    554,699,473.99x = 235,149,792,024,968,128
  5. Step 5: Solve for x
    x = 235,149,792,024,968,128/554,699,473.99
  6. Step 6: Final answer
    x = 423,922,868.24

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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.