Home / 206,610,490.14-285,135,371.55-113,790,973.38

Finding the Fourth Proportional to 206,610,490.14, 285,135,371.55 and 113,790,973.38

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Solution

The fourth proportional to 206,610,490.14, 285,135,371.55 and 113,790,973.38 is: 157,038,645.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,610,490.14 : 285,135,371.55 = 113,790,973.38 : x
  2. Step 2: Convert to fraction form
    206,610,490.14/285,135,371.55 = 113,790,973.38/x
  3. Step 3: Cross multiply
    206,610,490.14x = 285,135,371.55 × 113,790,973.38
  4. Step 4: Simplify right side
    206,610,490.14x = 32,445,831,473,742,460
  5. Step 5: Solve for x
    x = 32,445,831,473,742,460/206,610,490.14
  6. Step 6: Final answer
    x = 157,038,645.29

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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.