Home / 133,631,456,171.80-184,412,368,848.48-72,663,386,504.07

Finding the Fourth Proportional to 133,631,456,171.80, 184,412,368,848.48 and 72,663,386,504.07

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Solution

The fourth proportional to 133,631,456,171.80, 184,412,368,848.48 and 72,663,386,504.07 is: 100,275,995,021.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,631,456,171.80 : 184,412,368,848.48 = 72,663,386,504.07 : x
  2. Step 2: Convert to fraction form
    133,631,456,171.80/184,412,368,848.48 = 72,663,386,504.07/x
  3. Step 3: Cross multiply
    133,631,456,171.80x = 184,412,368,848.48 × 72,663,386,504.07
  4. Step 4: Simplify right side
    133,631,456,171.80x = 13,400,027,233,768,221,704,192
  5. Step 5: Solve for x
    x = 13,400,027,233,768,221,704,192/133,631,456,171.80
  6. Step 6: Final answer
    x = 100,275,995,021.27

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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.