Home / 85,030,739,664.40-117,345,985,625.03-48,901,800,296.71

Finding the Fourth Proportional to 85,030,739,664.40, 117,345,985,625.03 and 48,901,800,296.71

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Solution

The fourth proportional to 85,030,739,664.40, 117,345,985,625.03 and 48,901,800,296.71 is: 67,486,534,602.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,030,739,664.40 : 117,345,985,625.03 = 48,901,800,296.71 : x
  2. Step 2: Convert to fraction form
    85,030,739,664.40/117,345,985,625.03 = 48,901,800,296.71/x
  3. Step 3: Cross multiply
    85,030,739,664.40x = 117,345,985,625.03 × 48,901,800,296.71
  4. Step 4: Simplify right side
    85,030,739,664.40x = 5,738,429,954,656,053,493,760
  5. Step 5: Solve for x
    x = 5,738,429,954,656,053,493,760/85,030,739,664.40
  6. Step 6: Final answer
    x = 67,486,534,602.71

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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.