Home / 84,167,946.59-116,231,985.60-79,582,529.30

Finding the Fourth Proportional to 84,167,946.59, 116,231,985.60 and 79,582,529.30

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Solution

The fourth proportional to 84,167,946.59, 116,231,985.60 and 79,582,529.30 is: 109,899,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,167,946.59 : 116,231,985.60 = 79,582,529.30 : x
  2. Step 2: Convert to fraction form
    84,167,946.59/116,231,985.60 = 79,582,529.30/x
  3. Step 3: Cross multiply
    84,167,946.59x = 116,231,985.60 × 79,582,529.30
  4. Step 4: Simplify right side
    84,167,946.59x = 9,250,035,399,609,178
  5. Step 5: Solve for x
    x = 9,250,035,399,609,178/84,167,946.59
  6. Step 6: Final answer
    x = 109,899,739.44

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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.