Home / 43,124,456,531.38-64,686,598,051.27-40,500,197,728.33

Finding the Fourth Proportional to 43,124,456,531.38, 64,686,598,051.27 and 40,500,197,728.33

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Solution

The fourth proportional to 43,124,456,531.38, 64,686,598,051.27 and 40,500,197,728.33 is: 60,750,215,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,124,456,531.38 : 64,686,598,051.27 = 40,500,197,728.33 : x
  2. Step 2: Convert to fraction form
    43,124,456,531.38/64,686,598,051.27 = 40,500,197,728.33/x
  3. Step 3: Cross multiply
    43,124,456,531.38x = 64,686,598,051.27 × 40,500,197,728.33
  4. Step 4: Simplify right side
    43,124,456,531.38x = 2,619,820,011,449,651,560,448
  5. Step 5: Solve for x
    x = 2,619,820,011,449,651,560,448/43,124,456,531.38
  6. Step 6: Final answer
    x = 60,750,215,125.45

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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.