Home / 100,764,209,548.04-139,053,782,793.84-55,038,514,119.44

Finding the Fourth Proportional to 100,764,209,548.04, 139,053,782,793.84 and 55,038,514,119.44

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Solution

The fourth proportional to 100,764,209,548.04, 139,053,782,793.84 and 55,038,514,119.44 is: 75,952,698,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,764,209,548.04 : 139,053,782,793.84 = 55,038,514,119.44 : x
  2. Step 2: Convert to fraction form
    100,764,209,548.04/139,053,782,793.84 = 55,038,514,119.44/x
  3. Step 3: Cross multiply
    100,764,209,548.04x = 139,053,782,793.84 × 55,038,514,119.44
  4. Step 4: Simplify right side
    100,764,209,548.04x = 7,653,313,587,660,305,989,632
  5. Step 5: Solve for x
    x = 7,653,313,587,660,305,989,632/100,764,209,548.04
  6. Step 6: Final answer
    x = 75,952,698,105.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.