Home / 31,430,769,382.80-47,077,279,320.60-27,941,115,200.40

Finding the Fourth Proportional to 31,430,769,382.80, 47,077,279,320.60 and 27,941,115,200.40

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Solution

The fourth proportional to 31,430,769,382.80, 47,077,279,320.60 and 27,941,115,200.40 is: 41,850,444,982.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,430,769,382.80 : 47,077,279,320.60 = 27,941,115,200.40 : x
  2. Step 2: Convert to fraction form
    31,430,769,382.80/47,077,279,320.60 = 27,941,115,200.40/x
  3. Step 3: Cross multiply
    31,430,769,382.80x = 47,077,279,320.60 × 27,941,115,200.40
  4. Step 4: Simplify right side
    31,430,769,382.80x = 1,315,391,684,818,293,227,520
  5. Step 5: Solve for x
    x = 1,315,391,684,818,293,227,520/31,430,769,382.80
  6. Step 6: Final answer
    x = 41,850,444,982.68

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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.