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Finding the Fourth Proportional to 316,728,045.35, 444,023,925.25 and 316,728,045.35

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Solution

The fourth proportional to 316,728,045.35, 444,023,925.25 and 316,728,045.35 is: 444,023,925.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,728,045.35 : 444,023,925.25 = 316,728,045.35 : x
  2. Step 2: Convert to fraction form
    316,728,045.35/444,023,925.25 = 316,728,045.35/x
  3. Step 3: Cross multiply
    316,728,045.35x = 444,023,925.25 × 316,728,045.35
  4. Step 4: Simplify right side
    316,728,045.35x = 140,634,829,933,067,024
  5. Step 5: Solve for x
    x = 140,634,829,933,067,024/316,728,045.35
  6. Step 6: Final answer
    x = 444,023,925.25

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.