Home / 669,080,977.73-923,277,616.66-386,841,526.86

Finding the Fourth Proportional to 669,080,977.73, 923,277,616.66 and 386,841,526.86

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Solution

The fourth proportional to 669,080,977.73, 923,277,616.66 and 386,841,526.86 is: 533,810,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,080,977.73 : 923,277,616.66 = 386,841,526.86 : x
  2. Step 2: Convert to fraction form
    669,080,977.73/923,277,616.66 = 386,841,526.86/x
  3. Step 3: Cross multiply
    669,080,977.73x = 923,277,616.66 × 386,841,526.86
  4. Step 4: Simplify right side
    669,080,977.73x = 357,162,122,944,416,192
  5. Step 5: Solve for x
    x = 357,162,122,944,416,192/669,080,977.73
  6. Step 6: Final answer
    x = 533,810,009.30

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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.