Home / 269,648,084,097.51-403,909,276,650.67-161,740,137,956.49

Finding the Fourth Proportional to 269,648,084,097.51, 403,909,276,650.67 and 161,740,137,956.49

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Solution

The fourth proportional to 269,648,084,097.51, 403,909,276,650.67 and 161,740,137,956.49 is: 242,272,598,917.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,648,084,097.51 : 403,909,276,650.67 = 161,740,137,956.49 : x
  2. Step 2: Convert to fraction form
    269,648,084,097.51/403,909,276,650.67 = 161,740,137,956.49/x
  3. Step 3: Cross multiply
    269,648,084,097.51x = 403,909,276,650.67 × 161,740,137,956.49
  4. Step 4: Simplify right side
    269,648,084,097.51x = 65,328,342,127,385,442,779,136
  5. Step 5: Solve for x
    x = 65,328,342,127,385,442,779,136/269,648,084,097.51
  6. Step 6: Final answer
    x = 242,272,598,917.34

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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.