Home / 79,615,072,969.42-119,423,055,901.54-26,555,960,432.88

Finding the Fourth Proportional to 79,615,072,969.42, 119,423,055,901.54 and 26,555,960,432.88

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Solution

The fourth proportional to 79,615,072,969.42, 119,423,055,901.54 and 26,555,960,432.88 is: 39,834,089,563.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,615,072,969.42 : 119,423,055,901.54 = 26,555,960,432.88 : x
  2. Step 2: Convert to fraction form
    79,615,072,969.42/119,423,055,901.54 = 26,555,960,432.88/x
  3. Step 3: Cross multiply
    79,615,072,969.42x = 119,423,055,901.54 × 26,555,960,432.88
  4. Step 4: Simplify right side
    79,615,072,969.42x = 3,171,393,947,294,912,479,232
  5. Step 5: Solve for x
    x = 3,171,393,947,294,912,479,232/79,615,072,969.42
  6. Step 6: Final answer
    x = 39,834,089,563.83

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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.