Home / 113,369,811.20-170,054,716.80-73,025,849.60

Finding the Fourth Proportional to 113,369,811.20, 170,054,716.80 and 73,025,849.60

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Solution

The fourth proportional to 113,369,811.20, 170,054,716.80 and 73,025,849.60 is: 109,538,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,369,811.20 : 170,054,716.80 = 73,025,849.60 : x
  2. Step 2: Convert to fraction form
    113,369,811.20/170,054,716.80 = 73,025,849.60/x
  3. Step 3: Cross multiply
    113,369,811.20x = 170,054,716.80 × 73,025,849.60
  4. Step 4: Simplify right side
    113,369,811.20x = 12,418,390,172,807,394
  5. Step 5: Solve for x
    x = 12,418,390,172,807,394/113,369,811.20
  6. Step 6: Final answer
    x = 109,538,774.40

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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.