Home / 9,040,512,441.79-12,476,605,059.03-5,423,671,640.30

Finding the Fourth Proportional to 9,040,512,441.79, 12,476,605,059.03 and 5,423,671,640.30

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Solution

The fourth proportional to 9,040,512,441.79, 12,476,605,059.03 and 5,423,671,640.30 is: 7,485,085,548.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040,512,441.79 : 12,476,605,059.03 = 5,423,671,640.30 : x
  2. Step 2: Convert to fraction form
    9,040,512,441.79/12,476,605,059.03 = 5,423,671,640.30/x
  3. Step 3: Cross multiply
    9,040,512,441.79x = 12,476,605,059.03 × 5,423,671,640.30
  4. Step 4: Simplify right side
    9,040,512,441.79x = 67,669,009,025,822,138,368
  5. Step 5: Solve for x
    x = 67,669,009,025,822,138,368/9,040,512,441.79
  6. Step 6: Final answer
    x = 7,485,085,548.14

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1.5x scale

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.