Home / 198,609,377.56-297,940,097.12-65,618,051.24

Finding the Fourth Proportional to 198,609,377.56, 297,940,097.12 and 65,618,051.24

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Solution

The fourth proportional to 198,609,377.56, 297,940,097.12 and 65,618,051.24 is: 98,435,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,609,377.56 : 297,940,097.12 = 65,618,051.24 : x
  2. Step 2: Convert to fraction form
    198,609,377.56/297,940,097.12 = 65,618,051.24/x
  3. Step 3: Cross multiply
    198,609,377.56x = 297,940,097.12 × 65,618,051.24
  4. Step 4: Simplify right side
    198,609,377.56x = 19,550,248,559,270,736
  5. Step 5: Solve for x
    x = 19,550,248,559,270,736/198,609,377.56
  6. Step 6: Final answer
    x = 98,435,677.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.