Home / 3,989,966,807,187.30-5,984,345,495,677.10-1,085,918,429,633.80

Finding the Fourth Proportional to 3,989,966,807,187.30, 5,984,345,495,677.10 and 1,085,918,429,633.80

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Solution

The fourth proportional to 3,989,966,807,187.30, 5,984,345,495,677.10 and 1,085,918,429,633.80 is: 1,628,713,063,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,966,807,187.30 : 5,984,345,495,677.10 = 1,085,918,429,633.80 : x
  2. Step 2: Convert to fraction form
    3,989,966,807,187.30/5,984,345,495,677.10 = 1,085,918,429,633.80/x
  3. Step 3: Cross multiply
    3,989,966,807,187.30x = 5,984,345,495,677.10 × 1,085,918,429,633.80
  4. Step 4: Simplify right side
    3,989,966,807,187.30x = 6,498,511,063,051,781,086,904,320
  5. Step 5: Solve for x
    x = 6,498,511,063,051,781,086,904,320/3,989,966,807,187.30
  6. Step 6: Final answer
    x = 1,628,713,063,814.40

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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.