Home / 639,088,954.80-958,633,432.20-639,088,954.80

Finding the Fourth Proportional to 639,088,954.80, 958,633,432.20 and 639,088,954.80

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Solution

The fourth proportional to 639,088,954.80, 958,633,432.20 and 639,088,954.80 is: 958,633,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,088,954.80 : 958,633,432.20 = 639,088,954.80 : x
  2. Step 2: Convert to fraction form
    639,088,954.80/958,633,432.20 = 639,088,954.80/x
  3. Step 3: Cross multiply
    639,088,954.80x = 958,633,432.20 × 639,088,954.80
  4. Step 4: Simplify right side
    639,088,954.80x = 612,652,038,221,034,624
  5. Step 5: Solve for x
    x = 612,652,038,221,034,624/639,088,954.80
  6. Step 6: Final answer
    x = 958,633,432.20

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Double scale
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Similar ratio
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1.5x scale

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.