Home / 13,305,746,006.30-19,958,619,009.45-11,128,963,670.30

Finding the Fourth Proportional to 13,305,746,006.30, 19,958,619,009.45 and 11,128,963,670.30

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Solution

The fourth proportional to 13,305,746,006.30, 19,958,619,009.45 and 11,128,963,670.30 is: 16,693,445,505.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,746,006.30 : 19,958,619,009.45 = 11,128,963,670.30 : x
  2. Step 2: Convert to fraction form
    13,305,746,006.30/19,958,619,009.45 = 11,128,963,670.30/x
  3. Step 3: Cross multiply
    13,305,746,006.30x = 19,958,619,009.45 × 11,128,963,670.30
  4. Step 4: Simplify right side
    13,305,746,006.30x = 222,118,745,865,528,016,896
  5. Step 5: Solve for x
    x = 222,118,745,865,528,016,896/13,305,746,006.30
  6. Step 6: Final answer
    x = 16,693,445,505.45

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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.