Home / 86,920,128,034.45-130,380,192,051.68-86,920,128,034.45

Finding the Fourth Proportional to 86,920,128,034.45, 130,380,192,051.68 and 86,920,128,034.45

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Solution

The fourth proportional to 86,920,128,034.45, 130,380,192,051.68 and 86,920,128,034.45 is: 130,380,192,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,920,128,034.45 : 130,380,192,051.68 = 86,920,128,034.45 : x
  2. Step 2: Convert to fraction form
    86,920,128,034.45/130,380,192,051.68 = 86,920,128,034.45/x
  3. Step 3: Cross multiply
    86,920,128,034.45x = 130,380,192,051.68 × 86,920,128,034.45
  4. Step 4: Simplify right side
    86,920,128,034.45x = 11,332,662,986,288,205,398,016
  5. Step 5: Solve for x
    x = 11,332,662,986,288,205,398,016/86,920,128,034.45
  6. Step 6: Final answer
    x = 130,380,192,051.68

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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.