Home / 252,576,278.40-378,752,443.20-116,191,459.20

Finding the Fourth Proportional to 252,576,278.40, 378,752,443.20 and 116,191,459.20

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Solution

The fourth proportional to 252,576,278.40, 378,752,443.20 and 116,191,459.20 is: 174,235,677.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,576,278.40 : 378,752,443.20 = 116,191,459.20 : x
  2. Step 2: Convert to fraction form
    252,576,278.40/378,752,443.20 = 116,191,459.20/x
  3. Step 3: Cross multiply
    252,576,278.40x = 378,752,443.20 × 116,191,459.20
  4. Step 4: Simplify right side
    252,576,278.40x = 44,007,799,050,973,120
  5. Step 5: Solve for x
    x = 44,007,799,050,973,120/252,576,278.40
  6. Step 6: Final answer
    x = 174,235,677.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.