Home / 201,249,299.70-277,717,600.89-113,147,025.30

Finding the Fourth Proportional to 201,249,299.70, 277,717,600.89 and 113,147,025.30

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Solution

The fourth proportional to 201,249,299.70, 277,717,600.89 and 113,147,025.30 is: 156,139,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,249,299.70 : 277,717,600.89 = 113,147,025.30 : x
  2. Step 2: Convert to fraction form
    201,249,299.70/277,717,600.89 = 113,147,025.30/x
  3. Step 3: Cross multiply
    201,249,299.70x = 277,717,600.89 × 113,147,025.30
  4. Step 4: Simplify right side
    201,249,299.70x = 31,422,920,414,156,132
  5. Step 5: Solve for x
    x = 31,422,920,414,156,132/201,249,299.70
  6. Step 6: Final answer
    x = 156,139,278.30

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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.