Home / 313,146,364,189.92-469,527,311,785.50-121,694,859,417.48

Finding the Fourth Proportional to 313,146,364,189.92, 469,527,311,785.50 and 121,694,859,417.48

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Solution

The fourth proportional to 313,146,364,189.92, 469,527,311,785.50 and 121,694,859,417.48 is: 182,467,583,004.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,146,364,189.92 : 469,527,311,785.50 = 121,694,859,417.48 : x
  2. Step 2: Convert to fraction form
    313,146,364,189.92/469,527,311,785.50 = 121,694,859,417.48/x
  3. Step 3: Cross multiply
    313,146,364,189.92x = 469,527,311,785.50 × 121,694,859,417.48
  4. Step 4: Simplify right side
    313,146,364,189.92x = 57,139,060,200,403,720,208,384
  5. Step 5: Solve for x
    x = 57,139,060,200,403,720,208,384/313,146,364,189.92
  6. Step 6: Final answer
    x = 182,467,583,004.57

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1.5x scale

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.