Home / 3,917,441,186,999.70-5,406,085,166,902.70-2,159,552,105,748.40

Finding the Fourth Proportional to 3,917,441,186,999.70, 5,406,085,166,902.70 and 2,159,552,105,748.40

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Solution

The fourth proportional to 3,917,441,186,999.70, 5,406,085,166,902.70 and 2,159,552,105,748.40 is: 2,980,190,907,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,441,186,999.70 : 5,406,085,166,902.70 = 2,159,552,105,748.40 : x
  2. Step 2: Convert to fraction form
    3,917,441,186,999.70/5,406,085,166,902.70 = 2,159,552,105,748.40/x
  3. Step 3: Cross multiply
    3,917,441,186,999.70x = 5,406,085,166,902.70 × 2,159,552,105,748.40
  4. Step 4: Simplify right side
    3,917,441,186,999.70x = 11,674,722,606,039,916,584,370,176
  5. Step 5: Solve for x
    x = 11,674,722,606,039,916,584,370,176/3,917,441,186,999.70
  6. Step 6: Final answer
    x = 2,980,190,907,468.70

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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.