Home / 188,457,200.70-282,704,463.45-65,616,618.30

Finding the Fourth Proportional to 188,457,200.70, 282,704,463.45 and 65,616,618.30

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Solution

The fourth proportional to 188,457,200.70, 282,704,463.45 and 65,616,618.30 is: 98,431,425.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,457,200.70 : 282,704,463.45 = 65,616,618.30 : x
  2. Step 2: Convert to fraction form
    188,457,200.70/282,704,463.45 = 65,616,618.30/x
  3. Step 3: Cross multiply
    188,457,200.70x = 282,704,463.45 × 65,616,618.30
  4. Step 4: Simplify right side
    188,457,200.70x = 18,550,110,869,904,948
  5. Step 5: Solve for x
    x = 18,550,110,869,904,948/188,457,200.70
  6. Step 6: Final answer
    x = 98,431,425.28

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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.