Home / 27,397,291,667.40-37,807,619,457.36-16,120,453,769.64

Finding the Fourth Proportional to 27,397,291,667.40, 37,807,619,457.36 and 16,120,453,769.64

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Solution

The fourth proportional to 27,397,291,667.40, 37,807,619,457.36 and 16,120,453,769.64 is: 22,245,847,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,397,291,667.40 : 37,807,619,457.36 = 16,120,453,769.64 : x
  2. Step 2: Convert to fraction form
    27,397,291,667.40/37,807,619,457.36 = 16,120,453,769.64/x
  3. Step 3: Cross multiply
    27,397,291,667.40x = 37,807,619,457.36 × 16,120,453,769.64
  4. Step 4: Simplify right side
    27,397,291,667.40x = 609,475,981,602,513,616,896
  5. Step 5: Solve for x
    x = 609,475,981,602,513,616,896/27,397,291,667.40
  6. Step 6: Final answer
    x = 22,245,847,837.86

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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.