Home / 3,539,200,809.70-5,309,500,564.22-1,298,268,931.26

Finding the Fourth Proportional to 3,539,200,809.70, 5,309,500,564.22 and 1,298,268,931.26

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Solution

The fourth proportional to 3,539,200,809.70, 5,309,500,564.22 and 1,298,268,931.26 is: 1,947,659,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,200,809.70 : 5,309,500,564.22 = 1,298,268,931.26 : x
  2. Step 2: Convert to fraction form
    3,539,200,809.70/5,309,500,564.22 = 1,298,268,931.26/x
  3. Step 3: Cross multiply
    3,539,200,809.70x = 5,309,500,564.22 × 1,298,268,931.26
  4. Step 4: Simplify right side
    3,539,200,809.70x = 6,893,159,623,027,775,488
  5. Step 5: Solve for x
    x = 6,893,159,623,027,775,488/3,539,200,809.70
  6. Step 6: Final answer
    x = 1,947,659,936.15

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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.