Home / 383,670,077.55-575,505,116.33-141,427,459.95

Finding the Fourth Proportional to 383,670,077.55, 575,505,116.33 and 141,427,459.95

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Solution

The fourth proportional to 383,670,077.55, 575,505,116.33 and 141,427,459.95 is: 212,141,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,670,077.55 : 575,505,116.33 = 141,427,459.95 : x
  2. Step 2: Convert to fraction form
    383,670,077.55/575,505,116.33 = 141,427,459.95/x
  3. Step 3: Cross multiply
    383,670,077.55x = 575,505,116.33 × 141,427,459.95
  4. Step 4: Simplify right side
    383,670,077.55x = 81,392,226,790,074,032
  5. Step 5: Solve for x
    x = 81,392,226,790,074,032/383,670,077.55
  6. Step 6: Final answer
    x = 212,141,189.93

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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.