Home / 447,984,010.20-671,976,015.30-141,370,109.40

Finding the Fourth Proportional to 447,984,010.20, 671,976,015.30 and 141,370,109.40

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Solution

The fourth proportional to 447,984,010.20, 671,976,015.30 and 141,370,109.40 is: 212,055,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,984,010.20 : 671,976,015.30 = 141,370,109.40 : x
  2. Step 2: Convert to fraction form
    447,984,010.20/671,976,015.30 = 141,370,109.40/x
  3. Step 3: Cross multiply
    447,984,010.20x = 671,976,015.30 × 141,370,109.40
  4. Step 4: Simplify right side
    447,984,010.20x = 94,997,322,797,137,072
  5. Step 5: Solve for x
    x = 94,997,322,797,137,072/447,984,010.20
  6. Step 6: Final answer
    x = 212,055,164.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.