Home / 84,309,595.48-116,311,615.03-56,441,284.43

Finding the Fourth Proportional to 84,309,595.48, 116,311,615.03 and 56,441,284.43

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Solution

The fourth proportional to 84,309,595.48, 116,311,615.03 and 56,441,284.43 is: 77,865,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309,595.48 : 116,311,615.03 = 56,441,284.43 : x
  2. Step 2: Convert to fraction form
    84,309,595.48/116,311,615.03 = 56,441,284.43/x
  3. Step 3: Cross multiply
    84,309,595.48x = 116,311,615.03 × 56,441,284.43
  4. Step 4: Simplify right side
    84,309,595.48x = 6,564,776,945,557,128
  5. Step 5: Solve for x
    x = 6,564,776,945,557,128/84,309,595.48
  6. Step 6: Final answer
    x = 77,865,122.09

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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.