Home / 11,157,607,974.69-15,397,499,285.82-6,145,355,398.25

Finding the Fourth Proportional to 11,157,607,974.69, 15,397,499,285.82 and 6,145,355,398.25

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Solution

The fourth proportional to 11,157,607,974.69, 15,397,499,285.82 and 6,145,355,398.25 is: 8,480,590,604.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157,607,974.69 : 15,397,499,285.82 = 6,145,355,398.25 : x
  2. Step 2: Convert to fraction form
    11,157,607,974.69/15,397,499,285.82 = 6,145,355,398.25/x
  3. Step 3: Cross multiply
    11,157,607,974.69x = 15,397,499,285.82 × 6,145,355,398.25
  4. Step 4: Simplify right side
    11,157,607,974.69x = 94,623,105,355,702,943,744
  5. Step 5: Solve for x
    x = 94,623,105,355,702,943,744/11,157,607,974.69
  6. Step 6: Final answer
    x = 8,480,590,604.22

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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.