Home / 935,110,334.48-1,290,364,360.50-633,081,231.78

Finding the Fourth Proportional to 935,110,334.48, 1,290,364,360.50 and 633,081,231.78

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Solution

The fourth proportional to 935,110,334.48, 1,290,364,360.50 and 633,081,231.78 is: 873,592,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,110,334.48 : 1,290,364,360.50 = 633,081,231.78 : x
  2. Step 2: Convert to fraction form
    935,110,334.48/1,290,364,360.50 = 633,081,231.78/x
  3. Step 3: Cross multiply
    935,110,334.48x = 1,290,364,360.50 × 633,081,231.78
  4. Step 4: Simplify right side
    935,110,334.48x = 816,905,458,787,894,272
  5. Step 5: Solve for x
    x = 816,905,458,787,894,272/935,110,334.48
  6. Step 6: Final answer
    x = 873,592,589.74

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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.