Home / 49,824,557.52-68,759,929.80-31,483,150.80

Finding the Fourth Proportional to 49,824,557.52, 68,759,929.80 and 31,483,150.80

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Solution

The fourth proportional to 49,824,557.52, 68,759,929.80 and 31,483,150.80 is: 43,448,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,824,557.52 : 68,759,929.80 = 31,483,150.80 : x
  2. Step 2: Convert to fraction form
    49,824,557.52/68,759,929.80 = 31,483,150.80/x
  3. Step 3: Cross multiply
    49,824,557.52x = 68,759,929.80 × 31,483,150.80
  4. Step 4: Simplify right side
    49,824,557.52x = 2,164,779,238,890,813.75
  5. Step 5: Solve for x
    x = 2,164,779,238,890,813.75/49,824,557.52
  6. Step 6: Final answer
    x = 43,448,037.41

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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.