Home / 68,723,265.51-94,835,666.30-37,783,209.51

Finding the Fourth Proportional to 68,723,265.51, 94,835,666.30 and 37,783,209.51

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Solution

The fourth proportional to 68,723,265.51, 94,835,666.30 and 37,783,209.51 is: 52,139,487.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723,265.51 : 94,835,666.30 = 37,783,209.51 : x
  2. Step 2: Convert to fraction form
    68,723,265.51/94,835,666.30 = 37,783,209.51/x
  3. Step 3: Cross multiply
    68,723,265.51x = 94,835,666.30 × 37,783,209.51
  4. Step 4: Simplify right side
    68,723,265.51x = 3,583,195,848,644,430.50
  5. Step 5: Solve for x
    x = 3,583,195,848,644,430.50/68,723,265.51
  6. Step 6: Final answer
    x = 52,139,487.58

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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.