Home / 84,309,597.12-116,311,617.32-56,441,286.06

Finding the Fourth Proportional to 84,309,597.12, 116,311,617.32 and 56,441,286.06

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Solution

The fourth proportional to 84,309,597.12, 116,311,617.32 and 56,441,286.06 is: 77,865,124.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309,597.12 : 116,311,617.32 = 56,441,286.06 : x
  2. Step 2: Convert to fraction form
    84,309,597.12/116,311,617.32 = 56,441,286.06/x
  3. Step 3: Cross multiply
    84,309,597.12x = 116,311,617.32 × 56,441,286.06
  4. Step 4: Simplify right side
    84,309,597.12x = 6,564,777,265,259,370
  5. Step 5: Solve for x
    x = 6,564,777,265,259,370/84,309,597.12
  6. Step 6: Final answer
    x = 77,865,124.37

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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.