Home / 126,432,272,451.18-189,659,558,366.04-35,674,484,710.78

Finding the Fourth Proportional to 126,432,272,451.18, 189,659,558,366.04 and 35,674,484,710.78

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Solution

The fourth proportional to 126,432,272,451.18, 189,659,558,366.04 and 35,674,484,710.78 is: 53,514,873,093.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,432,272,451.18 : 189,659,558,366.04 = 35,674,484,710.78 : x
  2. Step 2: Convert to fraction form
    126,432,272,451.18/189,659,558,366.04 = 35,674,484,710.78/x
  3. Step 3: Cross multiply
    126,432,272,451.18x = 189,659,558,366.04 × 35,674,484,710.78
  4. Step 4: Simplify right side
    126,432,272,451.18x = 6,766,007,015,182,581,104,640
  5. Step 5: Solve for x
    x = 6,766,007,015,182,581,104,640/126,432,272,451.18
  6. Step 6: Final answer
    x = 53,514,873,093.78

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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.