Home / 13,413,585,607.70-18,510,209,208.97-7,309,808,553.38

Finding the Fourth Proportional to 13,413,585,607.70, 18,510,209,208.97 and 7,309,808,553.38

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Solution

The fourth proportional to 13,413,585,607.70, 18,510,209,208.97 and 7,309,808,553.38 is: 10,087,242,110.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,413,585,607.70 : 18,510,209,208.97 = 7,309,808,553.38 : x
  2. Step 2: Convert to fraction form
    13,413,585,607.70/18,510,209,208.97 = 7,309,808,553.38/x
  3. Step 3: Cross multiply
    13,413,585,607.70x = 18,510,209,208.97 × 7,309,808,553.38
  4. Step 4: Simplify right side
    13,413,585,607.70x = 135,306,085,600,467,664,896
  5. Step 5: Solve for x
    x = 135,306,085,600,467,664,896/13,413,585,607.70
  6. Step 6: Final answer
    x = 10,087,242,110.93

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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.