Home / 16,404,927,640.34-22,642,442,111.52-9,973,380,999.96

Finding the Fourth Proportional to 16,404,927,640.34, 22,642,442,111.52 and 9,973,380,999.96

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Solution

The fourth proportional to 16,404,927,640.34, 22,642,442,111.52 and 9,973,380,999.96 is: 13,765,479,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,404,927,640.34 : 22,642,442,111.52 = 9,973,380,999.96 : x
  2. Step 2: Convert to fraction form
    16,404,927,640.34/22,642,442,111.52 = 9,973,380,999.96/x
  3. Step 3: Cross multiply
    16,404,927,640.34x = 22,642,442,111.52 × 9,973,380,999.96
  4. Step 4: Simplify right side
    16,404,927,640.34x = 225,821,701,947,727,740,928
  5. Step 5: Solve for x
    x = 225,821,701,947,727,740,928/16,404,927,640.34
  6. Step 6: Final answer
    x = 13,765,479,915.47

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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.