Home / 30,335,591,703.80-45,503,387,555.70-18,580,967,089.40

Finding the Fourth Proportional to 30,335,591,703.80, 45,503,387,555.70 and 18,580,967,089.40

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Solution

The fourth proportional to 30,335,591,703.80, 45,503,387,555.70 and 18,580,967,089.40 is: 27,871,450,634.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335,591,703.80 : 45,503,387,555.70 = 18,580,967,089.40 : x
  2. Step 2: Convert to fraction form
    30,335,591,703.80/45,503,387,555.70 = 18,580,967,089.40/x
  3. Step 3: Cross multiply
    30,335,591,703.80x = 45,503,387,555.70 × 18,580,967,089.40
  4. Step 4: Simplify right side
    30,335,591,703.80x = 845,496,946,628,675,239,936
  5. Step 5: Solve for x
    x = 845,496,946,628,675,239,936/30,335,591,703.80
  6. Step 6: Final answer
    x = 27,871,450,634.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.