Home / 1,890,398,705.52-2,836,043,451.84-646,842,708.48

Finding the Fourth Proportional to 1,890,398,705.52, 2,836,043,451.84 and 646,842,708.48

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Solution

The fourth proportional to 1,890,398,705.52, 2,836,043,451.84 and 646,842,708.48 is: 970,416,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,398,705.52 : 2,836,043,451.84 = 646,842,708.48 : x
  2. Step 2: Convert to fraction form
    1,890,398,705.52/2,836,043,451.84 = 646,842,708.48/x
  3. Step 3: Cross multiply
    1,890,398,705.52x = 2,836,043,451.84 × 646,842,708.48
  4. Step 4: Simplify right side
    1,890,398,705.52x = 1,834,474,027,755,154,176
  5. Step 5: Solve for x
    x = 1,834,474,027,755,154,176/1,890,398,705.52
  6. Step 6: Final answer
    x = 970,416,464.21

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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.