Home / 101,116,931.34-139,541,318.01-57,073,167.98

Finding the Fourth Proportional to 101,116,931.34, 139,541,318.01 and 57,073,167.98

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Solution

The fourth proportional to 101,116,931.34, 139,541,318.01 and 57,073,167.98 is: 78,760,945.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,116,931.34 : 139,541,318.01 = 57,073,167.98 : x
  2. Step 2: Convert to fraction form
    101,116,931.34/139,541,318.01 = 57,073,167.98/x
  3. Step 3: Cross multiply
    101,116,931.34x = 139,541,318.01 × 57,073,167.98
  4. Step 4: Simplify right side
    101,116,931.34x = 7,964,065,082,237,622
  5. Step 5: Solve for x
    x = 7,964,065,082,237,622/101,116,931.34
  6. Step 6: Final answer
    x = 78,760,945.14

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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.