Home / 1,110,971,943,009.60-1,666,457,914,514.40-356,431,798,633.20

Finding the Fourth Proportional to 1,110,971,943,009.60, 1,666,457,914,514.40 and 356,431,798,633.20

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Solution

The fourth proportional to 1,110,971,943,009.60, 1,666,457,914,514.40 and 356,431,798,633.20 is: 534,647,697,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,971,943,009.60 : 1,666,457,914,514.40 = 356,431,798,633.20 : x
  2. Step 2: Convert to fraction form
    1,110,971,943,009.60/1,666,457,914,514.40 = 356,431,798,633.20/x
  3. Step 3: Cross multiply
    1,110,971,943,009.60x = 1,666,457,914,514.40 × 356,431,798,633.20
  4. Step 4: Simplify right side
    1,110,971,943,009.60x = 593,978,591,816,899,039,854,592
  5. Step 5: Solve for x
    x = 593,978,591,816,899,039,854,592/1,110,971,943,009.60
  6. Step 6: Final answer
    x = 534,647,697,949.80

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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.