Home / 40,362,742,161.60-55,296,032,409.84-38,853,660,373.44

Finding the Fourth Proportional to 40,362,742,161.60, 55,296,032,409.84 and 38,853,660,373.44

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Solution

The fourth proportional to 40,362,742,161.60, 55,296,032,409.84 and 38,853,660,373.44 is: 53,228,624,919.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,362,742,161.60 : 55,296,032,409.84 = 38,853,660,373.44 : x
  2. Step 2: Convert to fraction form
    40,362,742,161.60/55,296,032,409.84 = 38,853,660,373.44/x
  3. Step 3: Cross multiply
    40,362,742,161.60x = 55,296,032,409.84 × 38,853,660,373.44
  4. Step 4: Simplify right side
    40,362,742,161.60x = 2,148,453,263,250,654,232,576
  5. Step 5: Solve for x
    x = 2,148,453,263,250,654,232,576/40,362,742,161.60
  6. Step 6: Final answer
    x = 53,228,624,919.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.