Home / 1,346,172,487,628.20-2,019,382,864,363.40-439,615,047,039.60

Finding the Fourth Proportional to 1,346,172,487,628.20, 2,019,382,864,363.40 and 439,615,047,039.60

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Solution

The fourth proportional to 1,346,172,487,628.20, 2,019,382,864,363.40 and 439,615,047,039.60 is: 659,463,108,232.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,172,487,628.20 : 2,019,382,864,363.40 = 439,615,047,039.60 : x
  2. Step 2: Convert to fraction form
    1,346,172,487,628.20/2,019,382,864,363.40 = 439,615,047,039.60/x
  3. Step 3: Cross multiply
    1,346,172,487,628.20x = 2,019,382,864,363.40 × 439,615,047,039.60
  4. Step 4: Simplify right side
    1,346,172,487,628.20x = 887,751,092,908,078,189,772,800
  5. Step 5: Solve for x
    x = 887,751,092,908,078,189,772,800/1,346,172,487,628.20
  6. Step 6: Final answer
    x = 659,463,108,232.28

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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.