Home / 90,627,287,492.73-135,917,744,021.76-26,869,724,622.11

Finding the Fourth Proportional to 90,627,287,492.73, 135,917,744,021.76 and 26,869,724,622.11

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Solution

The fourth proportional to 90,627,287,492.73, 135,917,744,021.76 and 26,869,724,622.11 is: 40,297,712,247.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,627,287,492.73 : 135,917,744,021.76 = 26,869,724,622.11 : x
  2. Step 2: Convert to fraction form
    90,627,287,492.73/135,917,744,021.76 = 26,869,724,622.11/x
  3. Step 3: Cross multiply
    90,627,287,492.73x = 135,917,744,021.76 × 26,869,724,622.11
  4. Step 4: Simplify right side
    90,627,287,492.73x = 3,652,072,353,123,129,098,240
  5. Step 5: Solve for x
    x = 3,652,072,353,123,129,098,240/90,627,287,492.73
  6. Step 6: Final answer
    x = 40,297,712,247.17

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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.