Home / 188,595,838.20-282,893,757.30-165,921,022.20

Finding the Fourth Proportional to 188,595,838.20, 282,893,757.30 and 165,921,022.20

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Solution

The fourth proportional to 188,595,838.20, 282,893,757.30 and 165,921,022.20 is: 248,881,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,595,838.20 : 282,893,757.30 = 165,921,022.20 : x
  2. Step 2: Convert to fraction form
    188,595,838.20/282,893,757.30 = 165,921,022.20/x
  3. Step 3: Cross multiply
    188,595,838.20x = 282,893,757.30 × 165,921,022.20
  4. Step 4: Simplify right side
    188,595,838.20x = 46,938,021,385,214,712
  5. Step 5: Solve for x
    x = 46,938,021,385,214,712/188,595,838.20
  6. Step 6: Final answer
    x = 248,881,533.30

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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.