Home / 84,200,355.12-116,196,602.04-45,569,187.12

Finding the Fourth Proportional to 84,200,355.12, 116,196,602.04 and 45,569,187.12

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Solution

The fourth proportional to 84,200,355.12, 116,196,602.04 and 45,569,187.12 is: 62,885,538.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,200,355.12 : 116,196,602.04 = 45,569,187.12 : x
  2. Step 2: Convert to fraction form
    84,200,355.12/116,196,602.04 = 45,569,187.12/x
  3. Step 3: Cross multiply
    84,200,355.12x = 116,196,602.04 × 45,569,187.12
  4. Step 4: Simplify right side
    84,200,355.12x = 5,294,984,701,068,934
  5. Step 5: Solve for x
    x = 5,294,984,701,068,934/84,200,355.12
  6. Step 6: Final answer
    x = 62,885,538.83

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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.