Home / 206,648,845.56-285,175,422.36-113,829,353.36

Finding the Fourth Proportional to 206,648,845.56, 285,175,422.36 and 113,829,353.36

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Solution

The fourth proportional to 206,648,845.56, 285,175,422.36 and 113,829,353.36 is: 157,084,516.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,648,845.56 : 285,175,422.36 = 113,829,353.36 : x
  2. Step 2: Convert to fraction form
    206,648,845.56/285,175,422.36 = 113,829,353.36/x
  3. Step 3: Cross multiply
    206,648,845.56x = 285,175,422.36 × 113,829,353.36
  4. Step 4: Simplify right side
    206,648,845.56x = 32,461,333,921,403,688
  5. Step 5: Solve for x
    x = 32,461,333,921,403,688/206,648,845.56
  6. Step 6: Final answer
    x = 157,084,516.17

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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.