Home / 11,384,809,584.08-15,708,802,848.20-7,153,269,667.28

Finding the Fourth Proportional to 11,384,809,584.08, 15,708,802,848.20 and 7,153,269,667.28

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Solution

The fourth proportional to 11,384,809,584.08, 15,708,802,848.20 and 7,153,269,667.28 is: 9,870,108,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,384,809,584.08 : 15,708,802,848.20 = 7,153,269,667.28 : x
  2. Step 2: Convert to fraction form
    11,384,809,584.08/15,708,802,848.20 = 7,153,269,667.28/x
  3. Step 3: Cross multiply
    11,384,809,584.08x = 15,708,802,848.20 × 7,153,269,667.28
  4. Step 4: Simplify right side
    11,384,809,584.08x = 112,369,302,923,310,727,168
  5. Step 5: Solve for x
    x = 112,369,302,923,310,727,168/11,384,809,584.08
  6. Step 6: Final answer
    x = 9,870,108,243.22

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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.