Home / 21,967,773,623.91-30,321,979,372.35-14,347,984,407.30

Finding the Fourth Proportional to 21,967,773,623.91, 30,321,979,372.35 and 14,347,984,407.30

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Solution

The fourth proportional to 21,967,773,623.91, 30,321,979,372.35 and 14,347,984,407.30 is: 19,804,432,378.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,967,773,623.91 : 30,321,979,372.35 = 14,347,984,407.30 : x
  2. Step 2: Convert to fraction form
    21,967,773,623.91/30,321,979,372.35 = 14,347,984,407.30/x
  3. Step 3: Cross multiply
    21,967,773,623.91x = 30,321,979,372.35 × 14,347,984,407.30
  4. Step 4: Simplify right side
    21,967,773,623.91x = 435,059,287,232,949,977,088
  5. Step 5: Solve for x
    x = 435,059,287,232,949,977,088/21,967,773,623.91
  6. Step 6: Final answer
    x = 19,804,432,378.14

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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.