Home / 171,573,084.93-257,214,979.17-74,455,632.03

Finding the Fourth Proportional to 171,573,084.93, 257,214,979.17 and 74,455,632.03

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Solution

The fourth proportional to 171,573,084.93, 257,214,979.17 and 74,455,632.03 is: 111,620,676.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,573,084.93 : 257,214,979.17 = 74,455,632.03 : x
  2. Step 2: Convert to fraction form
    171,573,084.93/257,214,979.17 = 74,455,632.03/x
  3. Step 3: Cross multiply
    171,573,084.93x = 257,214,979.17 × 74,455,632.03
  4. Step 4: Simplify right side
    171,573,084.93x = 19,151,103,841,685,636
  5. Step 5: Solve for x
    x = 19,151,103,841,685,636/171,573,084.93
  6. Step 6: Final answer
    x = 111,620,676.69

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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.