Home / 126,994,716,097.20-190,492,074,145.80-103,485,466,868.40

Finding the Fourth Proportional to 126,994,716,097.20, 190,492,074,145.80 and 103,485,466,868.40

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Solution

The fourth proportional to 126,994,716,097.20, 190,492,074,145.80 and 103,485,466,868.40 is: 155,228,200,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,994,716,097.20 : 190,492,074,145.80 = 103,485,466,868.40 : x
  2. Step 2: Convert to fraction form
    126,994,716,097.20/190,492,074,145.80 = 103,485,466,868.40/x
  3. Step 3: Cross multiply
    126,994,716,097.20x = 190,492,074,145.80 × 103,485,466,868.40
  4. Step 4: Simplify right side
    126,994,716,097.20x = 19,713,161,227,707,980,185,600
  5. Step 5: Solve for x
    x = 19,713,161,227,707,980,185,600/126,994,716,097.20
  6. Step 6: Final answer
    x = 155,228,200,302.60

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1.5x scale

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.