Home / 13,980,043,532.43-19,292,459,336.83-7,549,862,893.28

Finding the Fourth Proportional to 13,980,043,532.43, 19,292,459,336.83 and 7,549,862,893.28

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Solution

The fourth proportional to 13,980,043,532.43, 19,292,459,336.83 and 7,549,862,893.28 is: 10,418,810,394.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,043,532.43 : 19,292,459,336.83 = 7,549,862,893.28 : x
  2. Step 2: Convert to fraction form
    13,980,043,532.43/19,292,459,336.83 = 7,549,862,893.28/x
  3. Step 3: Cross multiply
    13,980,043,532.43x = 19,292,459,336.83 × 7,549,862,893.28
  4. Step 4: Simplify right side
    13,980,043,532.43x = 145,655,422,867,348,013,056
  5. Step 5: Solve for x
    x = 145,655,422,867,348,013,056/13,980,043,532.43
  6. Step 6: Final answer
    x = 10,418,810,394.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.