Home / 214,586,816,379.12-296,145,457,936.92-124,389,556,009.20

Finding the Fourth Proportional to 214,586,816,379.12, 296,145,457,936.92 and 124,389,556,009.20

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Solution

The fourth proportional to 214,586,816,379.12, 296,145,457,936.92 and 124,389,556,009.20 is: 171,666,659,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,586,816,379.12 : 296,145,457,936.92 = 124,389,556,009.20 : x
  2. Step 2: Convert to fraction form
    214,586,816,379.12/296,145,457,936.92 = 124,389,556,009.20/x
  3. Step 3: Cross multiply
    214,586,816,379.12x = 296,145,457,936.92 × 124,389,556,009.20
  4. Step 4: Simplify right side
    214,586,816,379.12x = 36,837,402,026,914,690,891,776
  5. Step 5: Solve for x
    x = 36,837,402,026,914,690,891,776/214,586,816,379.12
  6. Step 6: Final answer
    x = 171,666,659,902.50

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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.