Home / 7,472,954,738.93-10,312,696,023.71-4,086,082,820.57

Finding the Fourth Proportional to 7,472,954,738.93, 10,312,696,023.71 and 4,086,082,820.57

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Solution

The fourth proportional to 7,472,954,738.93, 10,312,696,023.71 and 4,086,082,820.57 is: 5,638,804,399.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472,954,738.93 : 10,312,696,023.71 = 4,086,082,820.57 : x
  2. Step 2: Convert to fraction form
    7,472,954,738.93/10,312,696,023.71 = 4,086,082,820.57/x
  3. Step 3: Cross multiply
    7,472,954,738.93x = 10,312,696,023.71 × 4,086,082,820.57
  4. Step 4: Simplify right side
    7,472,954,738.93x = 42,138,530,056,169,988,096
  5. Step 5: Solve for x
    x = 42,138,530,056,169,988,096/7,472,954,738.93
  6. Step 6: Final answer
    x = 5,638,804,399.11

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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.