Home / 1,346,531,999.60-2,019,797,999.40-580,627,103.60

Finding the Fourth Proportional to 1,346,531,999.60, 2,019,797,999.40 and 580,627,103.60

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Solution

The fourth proportional to 1,346,531,999.60, 2,019,797,999.40 and 580,627,103.60 is: 870,940,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,531,999.60 : 2,019,797,999.40 = 580,627,103.60 : x
  2. Step 2: Convert to fraction form
    1,346,531,999.60/2,019,797,999.40 = 580,627,103.60/x
  3. Step 3: Cross multiply
    1,346,531,999.60x = 2,019,797,999.40 × 580,627,103.60
  4. Step 4: Simplify right side
    1,346,531,999.60x = 1,172,749,462,248,696,576
  5. Step 5: Solve for x
    x = 1,172,749,462,248,696,576/1,346,531,999.60
  6. Step 6: Final answer
    x = 870,940,655.40

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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.