Home / 2,657,169,998.40-3,985,754,997.60-1,276,651,617.60

Finding the Fourth Proportional to 2,657,169,998.40, 3,985,754,997.60 and 1,276,651,617.60

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Solution

The fourth proportional to 2,657,169,998.40, 3,985,754,997.60 and 1,276,651,617.60 is: 1,914,977,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,169,998.40 : 3,985,754,997.60 = 1,276,651,617.60 : x
  2. Step 2: Convert to fraction form
    2,657,169,998.40/3,985,754,997.60 = 1,276,651,617.60/x
  3. Step 3: Cross multiply
    2,657,169,998.40x = 3,985,754,997.60 × 1,276,651,617.60
  4. Step 4: Simplify right side
    2,657,169,998.40x = 5,088,420,565,043,323,904
  5. Step 5: Solve for x
    x = 5,088,420,565,043,323,904/2,657,169,998.40
  6. Step 6: Final answer
    x = 1,914,977,426.40

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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.