Home / 2,646,279,201.60-3,969,418,802.40-1,773,298,785.60

Finding the Fourth Proportional to 2,646,279,201.60, 3,969,418,802.40 and 1,773,298,785.60

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Solution

The fourth proportional to 2,646,279,201.60, 3,969,418,802.40 and 1,773,298,785.60 is: 2,659,948,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,279,201.60 : 3,969,418,802.40 = 1,773,298,785.60 : x
  2. Step 2: Convert to fraction form
    2,646,279,201.60/3,969,418,802.40 = 1,773,298,785.60/x
  3. Step 3: Cross multiply
    2,646,279,201.60x = 3,969,418,802.40 × 1,773,298,785.60
  4. Step 4: Simplify right side
    2,646,279,201.60x = 7,038,965,541,833,725,952
  5. Step 5: Solve for x
    x = 7,038,965,541,833,725,952/2,646,279,201.60
  6. Step 6: Final answer
    x = 2,659,948,178.40

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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.