Home / 55,498,587,348.06-76,586,068,927.58-31,412,091,819.87

Finding the Fourth Proportional to 55,498,587,348.06, 76,586,068,927.58 and 31,412,091,819.87

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Solution

The fourth proportional to 55,498,587,348.06, 76,586,068,927.58 and 31,412,091,819.87 is: 43,347,565,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,498,587,348.06 : 76,586,068,927.58 = 31,412,091,819.87 : x
  2. Step 2: Convert to fraction form
    55,498,587,348.06/76,586,068,927.58 = 31,412,091,819.87/x
  3. Step 3: Cross multiply
    55,498,587,348.06x = 76,586,068,927.58 × 31,412,091,819.87
  4. Step 4: Simplify right side
    55,498,587,348.06x = 2,405,728,629,276,035,514,368
  5. Step 5: Solve for x
    x = 2,405,728,629,276,035,514,368/55,498,587,348.06
  6. Step 6: Final answer
    x = 43,347,565,122.49

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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.