Home / 36,203,287,657.20-49,964,886,279.06-21,929,696,474.64

Finding the Fourth Proportional to 36,203,287,657.20, 49,964,886,279.06 and 21,929,696,474.64

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Solution

The fourth proportional to 36,203,287,657.20, 49,964,886,279.06 and 21,929,696,474.64 is: 30,265,615,677.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203,287,657.20 : 49,964,886,279.06 = 21,929,696,474.64 : x
  2. Step 2: Convert to fraction form
    36,203,287,657.20/49,964,886,279.06 = 21,929,696,474.64/x
  3. Step 3: Cross multiply
    36,203,287,657.20x = 49,964,886,279.06 × 21,929,696,474.64
  4. Step 4: Simplify right side
    36,203,287,657.20x = 1,095,714,790,489,690,472,448
  5. Step 5: Solve for x
    x = 1,095,714,790,489,690,472,448/36,203,287,657.20
  6. Step 6: Final answer
    x = 30,265,615,677.36

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1.5x scale

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.