Home / 82,329,284.20-113,621,389.86-45,671,665

Finding the Fourth Proportional to 82,329,284.20, 113,621,389.86 and 45,671,665

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Solution

The fourth proportional to 82,329,284.20, 113,621,389.86 and 45,671,665 is: 63,030,768.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,329,284.20 : 113,621,389.86 = 45,671,665 : x
  2. Step 2: Convert to fraction form
    82,329,284.20/113,621,389.86 = 45,671,665/x
  3. Step 3: Cross multiply
    82,329,284.20x = 113,621,389.86 × 45,671,665
  4. Step 4: Simplify right side
    82,329,284.20x = 5,189,278,054,520,317
  5. Step 5: Solve for x
    x = 5,189,278,054,520,317/82,329,284.20
  6. Step 6: Final answer
    x = 63,030,768.52

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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.