Home / 200,639,285.48-276,883,194.69-112,537,991.59

Finding the Fourth Proportional to 200,639,285.48, 276,883,194.69 and 112,537,991.59

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Solution

The fourth proportional to 200,639,285.48, 276,883,194.69 and 112,537,991.59 is: 155,302,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,639,285.48 : 276,883,194.69 = 112,537,991.59 : x
  2. Step 2: Convert to fraction form
    200,639,285.48/276,883,194.69 = 112,537,991.59/x
  3. Step 3: Cross multiply
    200,639,285.48x = 276,883,194.69 × 112,537,991.59
  4. Step 4: Simplify right side
    200,639,285.48x = 31,159,878,635,435,552
  5. Step 5: Solve for x
    x = 31,159,878,635,435,552/200,639,285.48
  6. Step 6: Final answer
    x = 155,302,978.48

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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.