Home / 74,249,739.42-102,465,732.15-41,212,108.23

Finding the Fourth Proportional to 74,249,739.42, 102,465,732.15 and 41,212,108.23

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Solution

The fourth proportional to 74,249,739.42, 102,465,732.15 and 41,212,108.23 is: 56,873,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,249,739.42 : 102,465,732.15 = 41,212,108.23 : x
  2. Step 2: Convert to fraction form
    74,249,739.42/102,465,732.15 = 41,212,108.23/x
  3. Step 3: Cross multiply
    74,249,739.42x = 102,465,732.15 × 41,212,108.23
  4. Step 4: Simplify right side
    74,249,739.42x = 4,222,828,843,231,990.50
  5. Step 5: Solve for x
    x = 4,222,828,843,231,990.50/74,249,739.42
  6. Step 6: Final answer
    x = 56,873,315.33

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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.