Home / 144,001,489,150.08-215,785,316,053.44-128,308,419,066.24

Finding the Fourth Proportional to 144,001,489,150.08, 215,785,316,053.44 and 128,308,419,066.24

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Solution

The fourth proportional to 144,001,489,150.08, 215,785,316,053.44 and 128,308,419,066.24 is: 192,269,350,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,001,489,150.08 : 215,785,316,053.44 = 128,308,419,066.24 : x
  2. Step 2: Convert to fraction form
    144,001,489,150.08/215,785,316,053.44 = 128,308,419,066.24/x
  3. Step 3: Cross multiply
    144,001,489,150.08x = 215,785,316,053.44 × 128,308,419,066.24
  4. Step 4: Simplify right side
    144,001,489,150.08x = 27,687,072,760,525,825,769,472
  5. Step 5: Solve for x
    x = 27,687,072,760,525,825,769,472/144,001,489,150.08
  6. Step 6: Final answer
    x = 192,269,350,295.89

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1.5x scale

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.