Home / 30,643,045,276.14-42,287,383,380.69-16,561,984,540.14

Finding the Fourth Proportional to 30,643,045,276.14, 42,287,383,380.69 and 16,561,984,540.14

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Solution

The fourth proportional to 30,643,045,276.14, 42,287,383,380.69 and 16,561,984,540.14 is: 22,855,528,342.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,643,045,276.14 : 42,287,383,380.69 = 16,561,984,540.14 : x
  2. Step 2: Convert to fraction form
    30,643,045,276.14/42,287,383,380.69 = 16,561,984,540.14/x
  3. Step 3: Cross multiply
    30,643,045,276.14x = 42,287,383,380.69 × 16,561,984,540.14
  4. Step 4: Simplify right side
    30,643,045,276.14x = 700,362,989,793,960,919,040
  5. Step 5: Solve for x
    x = 700,362,989,793,960,919,040/30,643,045,276.14
  6. Step 6: Final answer
    x = 22,855,528,342.00

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Double scale
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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.