Home / 68,108,483.57-93,989,681.42-37,168,652.88

Finding the Fourth Proportional to 68,108,483.57, 93,989,681.42 and 37,168,652.88

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Solution

The fourth proportional to 68,108,483.57, 93,989,681.42 and 37,168,652.88 is: 51,292,726.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,108,483.57 : 93,989,681.42 = 37,168,652.88 : x
  2. Step 2: Convert to fraction form
    68,108,483.57/93,989,681.42 = 37,168,652.88/x
  3. Step 3: Cross multiply
    68,108,483.57x = 93,989,681.42 × 37,168,652.88
  4. Step 4: Simplify right side
    68,108,483.57x = 3,493,469,842,815,922.50
  5. Step 5: Solve for x
    x = 3,493,469,842,815,922.50/68,108,483.57
  6. Step 6: Final answer
    x = 51,292,726.84

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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.