Home / 54,581,395,837.14-81,873,761,658.12-18,725,649,931.62

Finding the Fourth Proportional to 54,581,395,837.14, 81,873,761,658.12 and 18,725,649,931.62

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Solution

The fourth proportional to 54,581,395,837.14, 81,873,761,658.12 and 18,725,649,931.62 is: 28,089,047,117.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,581,395,837.14 : 81,873,761,658.12 = 18,725,649,931.62 : x
  2. Step 2: Convert to fraction form
    54,581,395,837.14/81,873,761,658.12 = 18,725,649,931.62/x
  3. Step 3: Cross multiply
    54,581,395,837.14x = 81,873,761,658.12 × 18,725,649,931.62
  4. Step 4: Simplify right side
    54,581,395,837.14x = 1,533,139,399,394,846,834,688
  5. Step 5: Solve for x
    x = 1,533,139,399,394,846,834,688/54,581,395,837.14
  6. Step 6: Final answer
    x = 28,089,047,117.25

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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.