Home / 2,319,245,257.86-3,478,418,900.55-901,139,955.39

Finding the Fourth Proportional to 2,319,245,257.86, 3,478,418,900.55 and 901,139,955.39

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Solution

The fourth proportional to 2,319,245,257.86, 3,478,418,900.55 and 901,139,955.39 is: 1,351,535,480.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,245,257.86 : 3,478,418,900.55 = 901,139,955.39 : x
  2. Step 2: Convert to fraction form
    2,319,245,257.86/3,478,418,900.55 = 901,139,955.39/x
  3. Step 3: Cross multiply
    2,319,245,257.86x = 3,478,418,900.55 × 901,139,955.39
  4. Step 4: Simplify right side
    2,319,245,257.86x = 3,134,542,252,869,360,128
  5. Step 5: Solve for x
    x = 3,134,542,252,869,360,128/2,319,245,257.86
  6. Step 6: Final answer
    x = 1,351,535,480.02

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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.