Home / 203,039,066,982.48-280,200,632,072.15-111,590,859,231.71

Finding the Fourth Proportional to 203,039,066,982.48, 280,200,632,072.15 and 111,590,859,231.71

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Solution

The fourth proportional to 203,039,066,982.48, 280,200,632,072.15 and 111,590,859,231.71 is: 153,999,078,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,039,066,982.48 : 280,200,632,072.15 = 111,590,859,231.71 : x
  2. Step 2: Convert to fraction form
    203,039,066,982.48/280,200,632,072.15 = 111,590,859,231.71/x
  3. Step 3: Cross multiply
    203,039,066,982.48x = 280,200,632,072.15 × 111,590,859,231.71
  4. Step 4: Simplify right side
    203,039,066,982.48x = 31,267,829,290,199,460,872,192
  5. Step 5: Solve for x
    x = 31,267,829,290,199,460,872,192/203,039,066,982.48
  6. Step 6: Final answer
    x = 153,999,078,871.35

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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.