Home / 126,203,670,715.64-189,317,143,534.83-41,213,910,660.47

Finding the Fourth Proportional to 126,203,670,715.64, 189,317,143,534.83 and 41,213,910,660.47

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Solution

The fourth proportional to 126,203,670,715.64, 189,317,143,534.83 and 41,213,910,660.47 is: 61,824,666,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,203,670,715.64 : 189,317,143,534.83 = 41,213,910,660.47 : x
  2. Step 2: Convert to fraction form
    126,203,670,715.64/189,317,143,534.83 = 41,213,910,660.47/x
  3. Step 3: Cross multiply
    126,203,670,715.64x = 189,317,143,534.83 × 41,213,910,660.47
  4. Step 4: Simplify right side
    126,203,670,715.64x = 7,802,499,840,138,911,154,176
  5. Step 5: Solve for x
    x = 7,802,499,840,138,911,154,176/126,203,670,715.64
  6. Step 6: Final answer
    x = 61,824,666,397.54

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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.