Home / 961,138,057.82-1,441,762,583.94-370,931,360.18

Finding the Fourth Proportional to 961,138,057.82, 1,441,762,583.94 and 370,931,360.18

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Solution

The fourth proportional to 961,138,057.82, 1,441,762,583.94 and 370,931,360.18 is: 556,418,458.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,138,057.82 : 1,441,762,583.94 = 370,931,360.18 : x
  2. Step 2: Convert to fraction form
    961,138,057.82/1,441,762,583.94 = 370,931,360.18/x
  3. Step 3: Cross multiply
    961,138,057.82x = 1,441,762,583.94 × 370,931,360.18
  4. Step 4: Simplify right side
    961,138,057.82x = 534,794,956,310,286,848
  5. Step 5: Solve for x
    x = 534,794,956,310,286,848/961,138,057.82
  6. Step 6: Final answer
    x = 556,418,458.27

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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.