Home / 13,825,668,036.39-19,079,482,009.05-7,482,036,426.36

Finding the Fourth Proportional to 13,825,668,036.39, 19,079,482,009.05 and 7,482,036,426.36

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Solution

The fourth proportional to 13,825,668,036.39, 19,079,482,009.05 and 7,482,036,426.36 is: 10,325,242,802.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,668,036.39 : 19,079,482,009.05 = 7,482,036,426.36 : x
  2. Step 2: Convert to fraction form
    13,825,668,036.39/19,079,482,009.05 = 7,482,036,426.36/x
  3. Step 3: Cross multiply
    13,825,668,036.39x = 19,079,482,009.05 × 7,482,036,426.36
  4. Step 4: Simplify right side
    13,825,668,036.39x = 142,753,379,387,792,359,424
  5. Step 5: Solve for x
    x = 142,753,379,387,792,359,424/13,825,668,036.39
  6. Step 6: Final answer
    x = 10,325,242,802.88

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Double scale
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1.5x scale

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.