Home / 75,437,277.12-104,128,930.08-49,011,785.28

Finding the Fourth Proportional to 75,437,277.12, 104,128,930.08 and 49,011,785.28

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Solution

The fourth proportional to 75,437,277.12, 104,128,930.08 and 49,011,785.28 is: 67,652,823.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,437,277.12 : 104,128,930.08 = 49,011,785.28 : x
  2. Step 2: Convert to fraction form
    75,437,277.12/104,128,930.08 = 49,011,785.28/x
  3. Step 3: Cross multiply
    75,437,277.12x = 104,128,930.08 × 49,011,785.28
  4. Step 4: Simplify right side
    75,437,277.12x = 5,103,544,762,517,093
  5. Step 5: Solve for x
    x = 5,103,544,762,517,093/75,437,277.12
  6. Step 6: Final answer
    x = 67,652,823.08

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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.