Home / 467,542,536.31-645,209,455.94-258,707,480.95

Finding the Fourth Proportional to 467,542,536.31, 645,209,455.94 and 258,707,480.95

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Solution

The fourth proportional to 467,542,536.31, 645,209,455.94 and 258,707,480.95 is: 357,016,741.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,542,536.31 : 645,209,455.94 = 258,707,480.95 : x
  2. Step 2: Convert to fraction form
    467,542,536.31/645,209,455.94 = 258,707,480.95/x
  3. Step 3: Cross multiply
    467,542,536.31x = 645,209,455.94 × 258,707,480.95
  4. Step 4: Simplify right side
    467,542,536.31x = 166,920,513,031,357,408
  5. Step 5: Solve for x
    x = 166,920,513,031,357,408/467,542,536.31
  6. Step 6: Final answer
    x = 357,016,741.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.