Home / 218,536,327,803.40-301,559,893,744.57-120,875,866,828.11

Finding the Fourth Proportional to 218,536,327,803.40, 301,559,893,744.57 and 120,875,866,828.11

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Solution

The fourth proportional to 218,536,327,803.40, 301,559,893,744.57 and 120,875,866,828.11 is: 166,797,501,922.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,536,327,803.40 : 301,559,893,744.57 = 120,875,866,828.11 : x
  2. Step 2: Convert to fraction form
    218,536,327,803.40/301,559,893,744.57 = 120,875,866,828.11/x
  3. Step 3: Cross multiply
    218,536,327,803.40x = 301,559,893,744.57 × 120,875,866,828.11
  4. Step 4: Simplify right side
    218,536,327,803.40x = 36,451,313,556,967,644,987,392
  5. Step 5: Solve for x
    x = 36,451,313,556,967,644,987,392/218,536,327,803.40
  6. Step 6: Final answer
    x = 166,797,501,922.70

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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.