Home / 195,926,732.37-270,318,011.13-111,139,887.90

Finding the Fourth Proportional to 195,926,732.37, 270,318,011.13 and 111,139,887.90

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Solution

The fourth proportional to 195,926,732.37, 270,318,011.13 and 111,139,887.90 is: 153,338,511.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,926,732.37 : 270,318,011.13 = 111,139,887.90 : x
  2. Step 2: Convert to fraction form
    195,926,732.37/270,318,011.13 = 111,139,887.90/x
  3. Step 3: Cross multiply
    195,926,732.37x = 270,318,011.13 × 111,139,887.90
  4. Step 4: Simplify right side
    195,926,732.37x = 30,043,113,454,339,152
  5. Step 5: Solve for x
    x = 30,043,113,454,339,152/195,926,732.37
  6. Step 6: Final answer
    x = 153,338,511.24

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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.