Home / 141,525,282,958.12-195,309,119,978.80-77,299,037,143.93

Finding the Fourth Proportional to 141,525,282,958.12, 195,309,119,978.80 and 77,299,037,143.93

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Solution

The fourth proportional to 141,525,282,958.12, 195,309,119,978.80 and 77,299,037,143.93 is: 106,674,981,347.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,525,282,958.12 : 195,309,119,978.80 = 77,299,037,143.93 : x
  2. Step 2: Convert to fraction form
    141,525,282,958.12/195,309,119,978.80 = 77,299,037,143.93/x
  3. Step 3: Cross multiply
    141,525,282,958.12x = 195,309,119,978.80 × 77,299,037,143.93
  4. Step 4: Simplify right side
    141,525,282,958.12x = 15,097,206,919,789,539,229,696
  5. Step 5: Solve for x
    x = 15,097,206,919,789,539,229,696/141,525,282,958.12
  6. Step 6: Final answer
    x = 106,674,981,347.73

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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.