Home / 84,309,597.55-116,311,617.90-56,441,286.49

Finding the Fourth Proportional to 84,309,597.55, 116,311,617.90 and 56,441,286.49

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Solution

The fourth proportional to 84,309,597.55, 116,311,617.90 and 56,441,286.49 is: 77,865,124.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309,597.55 : 116,311,617.90 = 56,441,286.49 : x
  2. Step 2: Convert to fraction form
    84,309,597.55/116,311,617.90 = 56,441,286.49/x
  3. Step 3: Cross multiply
    84,309,597.55x = 116,311,617.90 × 56,441,286.49
  4. Step 4: Simplify right side
    84,309,597.55x = 6,564,777,348,009,313
  5. Step 5: Solve for x
    x = 6,564,777,348,009,313/84,309,597.55
  6. Step 6: Final answer
    x = 77,865,124.95

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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.