Home / 126,994,716,006.70-190,492,074,010.05-103,485,466,777.90

Finding the Fourth Proportional to 126,994,716,006.70, 190,492,074,010.05 and 103,485,466,777.90

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Solution

The fourth proportional to 126,994,716,006.70, 190,492,074,010.05 and 103,485,466,777.90 is: 155,228,200,166.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,994,716,006.70 : 190,492,074,010.05 = 103,485,466,777.90 : x
  2. Step 2: Convert to fraction form
    126,994,716,006.70/190,492,074,010.05 = 103,485,466,777.90/x
  3. Step 3: Cross multiply
    126,994,716,006.70x = 190,492,074,010.05 × 103,485,466,777.90
  4. Step 4: Simplify right side
    126,994,716,006.70x = 19,713,161,196,420,296,867,840
  5. Step 5: Solve for x
    x = 19,713,161,196,420,296,867,840/126,994,716,006.70
  6. Step 6: Final answer
    x = 155,228,200,166.85

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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.