Home / 205,347,888-283,380,088.68-112,532,048.64

Finding the Fourth Proportional to 205,347,888, 283,380,088.68 and 112,532,048.64

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Solution

The fourth proportional to 205,347,888, 283,380,088.68 and 112,532,048.64 is: 155,294,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,347,888 : 283,380,088.68 = 112,532,048.64 : x
  2. Step 2: Convert to fraction form
    205,347,888/283,380,088.68 = 112,532,048.64/x
  3. Step 3: Cross multiply
    205,347,888x = 283,380,088.68 × 112,532,048.64
  4. Step 4: Simplify right side
    205,347,888x = 31,889,341,922,945,276
  5. Step 5: Solve for x
    x = 31,889,341,922,945,276/205,347,888
  6. Step 6: Final answer
    x = 155,294,228.90

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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.