Home / 71,139,665.34-98,172,803.70-38,544,617.34

Finding the Fourth Proportional to 71,139,665.34, 98,172,803.70 and 38,544,617.34

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Solution

The fourth proportional to 71,139,665.34, 98,172,803.70 and 38,544,617.34 is: 53,191,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,139,665.34 : 98,172,803.70 = 38,544,617.34 : x
  2. Step 2: Convert to fraction form
    71,139,665.34/98,172,803.70 = 38,544,617.34/x
  3. Step 3: Cross multiply
    71,139,665.34x = 98,172,803.70 × 38,544,617.34
  4. Step 4: Simplify right side
    71,139,665.34x = 3,784,033,151,811,436.50
  5. Step 5: Solve for x
    x = 3,784,033,151,811,436.50/71,139,665.34
  6. Step 6: Final answer
    x = 53,191,607.43

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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.