Home / 1,666,308,665.60-2,499,462,998.40-1,396,226,412.80

Finding the Fourth Proportional to 1,666,308,665.60, 2,499,462,998.40 and 1,396,226,412.80

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Solution

The fourth proportional to 1,666,308,665.60, 2,499,462,998.40 and 1,396,226,412.80 is: 2,094,339,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,308,665.60 : 2,499,462,998.40 = 1,396,226,412.80 : x
  2. Step 2: Convert to fraction form
    1,666,308,665.60/2,499,462,998.40 = 1,396,226,412.80/x
  3. Step 3: Cross multiply
    1,666,308,665.60x = 2,499,462,998.40 × 1,396,226,412.80
  4. Step 4: Simplify right side
    1,666,308,665.60x = 3,489,816,256,182,364,160
  5. Step 5: Solve for x
    x = 3,489,816,256,182,364,160/1,666,308,665.60
  6. Step 6: Final answer
    x = 2,094,339,619.20

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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.