Home / 56,399,598,105.38-84,581,448,679.35-18,619,138,963.58

Finding the Fourth Proportional to 56,399,598,105.38, 84,581,448,679.35 and 18,619,138,963.58

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Solution

The fourth proportional to 56,399,598,105.38, 84,581,448,679.35 and 18,619,138,963.58 is: 27,922,783,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,399,598,105.38 : 84,581,448,679.35 = 18,619,138,963.58 : x
  2. Step 2: Convert to fraction form
    56,399,598,105.38/84,581,448,679.35 = 18,619,138,963.58/x
  3. Step 3: Cross multiply
    56,399,598,105.38x = 84,581,448,679.35 × 18,619,138,963.58
  4. Step 4: Simplify right side
    56,399,598,105.38x = 1,574,833,746,701,728,088,064
  5. Step 5: Solve for x
    x = 1,574,833,746,701,728,088,064/56,399,598,105.38
  6. Step 6: Final answer
    x = 27,922,783,133.30

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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.