Home / 12,944,448,419.60-19,416,672,629.40-7,440,682,710.80

Finding the Fourth Proportional to 12,944,448,419.60, 19,416,672,629.40 and 7,440,682,710.80

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Solution

The fourth proportional to 12,944,448,419.60, 19,416,672,629.40 and 7,440,682,710.80 is: 11,161,024,066.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,448,419.60 : 19,416,672,629.40 = 7,440,682,710.80 : x
  2. Step 2: Convert to fraction form
    12,944,448,419.60/19,416,672,629.40 = 7,440,682,710.80/x
  3. Step 3: Cross multiply
    12,944,448,419.60x = 19,416,672,629.40 × 7,440,682,710.80
  4. Step 4: Simplify right side
    12,944,448,419.60x = 144,473,300,334,840,168,448
  5. Step 5: Solve for x
    x = 144,473,300,334,840,168,448/12,944,448,419.60
  6. Step 6: Final answer
    x = 11,161,024,066.20

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Double scale
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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.