Home / 79,156,348,150.73-109,235,830,836.08-43,027,380,574.38

Finding the Fourth Proportional to 79,156,348,150.73, 109,235,830,836.08 and 43,027,380,574.38

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Solution

The fourth proportional to 79,156,348,150.73, 109,235,830,836.08 and 43,027,380,574.38 is: 59,377,823,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,156,348,150.73 : 109,235,830,836.08 = 43,027,380,574.38 : x
  2. Step 2: Convert to fraction form
    79,156,348,150.73/109,235,830,836.08 = 43,027,380,574.38/x
  3. Step 3: Cross multiply
    79,156,348,150.73x = 109,235,830,836.08 × 43,027,380,574.38
  4. Step 4: Simplify right side
    79,156,348,150.73x = 4,700,131,665,742,608,203,776
  5. Step 5: Solve for x
    x = 4,700,131,665,742,608,203,776/79,156,348,150.73
  6. Step 6: Final answer
    x = 59,377,823,453.82

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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.