Home / 68,620,302.76-94,697,663.21-37,259,673.53

Finding the Fourth Proportional to 68,620,302.76, 94,697,663.21 and 37,259,673.53

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Solution

The fourth proportional to 68,620,302.76, 94,697,663.21 and 37,259,673.53 is: 51,419,242.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,620,302.76 : 94,697,663.21 = 37,259,673.53 : x
  2. Step 2: Convert to fraction form
    68,620,302.76/94,697,663.21 = 37,259,673.53/x
  3. Step 3: Cross multiply
    68,620,302.76x = 94,697,663.21 × 37,259,673.53
  4. Step 4: Simplify right side
    68,620,302.76x = 3,528,404,015,430,404.50
  5. Step 5: Solve for x
    x = 3,528,404,015,430,404.50/68,620,302.76
  6. Step 6: Final answer
    x = 51,419,242.90

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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.