Home / 339,967,432,947.80-509,951,149,421.70-141,118,366,554.20

Finding the Fourth Proportional to 339,967,432,947.80, 509,951,149,421.70 and 141,118,366,554.20

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Solution

The fourth proportional to 339,967,432,947.80, 509,951,149,421.70 and 141,118,366,554.20 is: 211,677,549,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,967,432,947.80 : 509,951,149,421.70 = 141,118,366,554.20 : x
  2. Step 2: Convert to fraction form
    339,967,432,947.80/509,951,149,421.70 = 141,118,366,554.20/x
  3. Step 3: Cross multiply
    339,967,432,947.80x = 509,951,149,421.70 × 141,118,366,554.20
  4. Step 4: Simplify right side
    339,967,432,947.80x = 71,963,473,228,827,086,290,944
  5. Step 5: Solve for x
    x = 71,963,473,228,827,086,290,944/339,967,432,947.80
  6. Step 6: Final answer
    x = 211,677,549,831.30

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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.