Home / 451,876,899.60-623,555,898.84-253,600,100.64

Finding the Fourth Proportional to 451,876,899.60, 623,555,898.84 and 253,600,100.64

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Solution

The fourth proportional to 451,876,899.60, 623,555,898.84 and 253,600,100.64 is: 349,948,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,876,899.60 : 623,555,898.84 = 253,600,100.64 : x
  2. Step 2: Convert to fraction form
    451,876,899.60/623,555,898.84 = 253,600,100.64/x
  3. Step 3: Cross multiply
    451,876,899.60x = 623,555,898.84 × 253,600,100.64
  4. Step 4: Simplify right side
    451,876,899.60x = 158,133,838,700,489,664
  5. Step 5: Solve for x
    x = 158,133,838,700,489,664/451,876,899.60
  6. Step 6: Final answer
    x = 349,948,932.64

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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.