Home / 12,804,257,608.97-17,671,723,774.31-7,377,753,914.36

Finding the Fourth Proportional to 12,804,257,608.97, 17,671,723,774.31 and 7,377,753,914.36

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Solution

The fourth proportional to 12,804,257,608.97, 17,671,723,774.31 and 7,377,753,914.36 is: 10,182,365,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804,257,608.97 : 17,671,723,774.31 = 7,377,753,914.36 : x
  2. Step 2: Convert to fraction form
    12,804,257,608.97/17,671,723,774.31 = 7,377,753,914.36/x
  3. Step 3: Cross multiply
    12,804,257,608.97x = 17,671,723,774.31 × 7,377,753,914.36
  4. Step 4: Simplify right side
    12,804,257,608.97x = 130,377,629,249,401,372,672
  5. Step 5: Solve for x
    x = 130,377,629,249,401,372,672/12,804,257,608.97
  6. Step 6: Final answer
    x = 10,182,365,368.70

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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.