Home / 192,728,489,307.92-265,971,693,649.61-105,924,135,856.94

Finding the Fourth Proportional to 192,728,489,307.92, 265,971,693,649.61 and 105,924,135,856.94

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Solution

The fourth proportional to 192,728,489,307.92, 265,971,693,649.61 and 105,924,135,856.94 is: 146,178,813,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,728,489,307.92 : 265,971,693,649.61 = 105,924,135,856.94 : x
  2. Step 2: Convert to fraction form
    192,728,489,307.92/265,971,693,649.61 = 105,924,135,856.94/x
  3. Step 3: Cross multiply
    192,728,489,307.92x = 265,971,693,649.61 × 105,924,135,856.94
  4. Step 4: Simplify right side
    192,728,489,307.92x = 28,172,821,812,241,716,215,808
  5. Step 5: Solve for x
    x = 28,172,821,812,241,716,215,808/192,728,489,307.92
  6. Step 6: Final answer
    x = 146,178,813,072.26

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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.