Home / 15,394,739,449.14-21,244,740,621.21-8,354,209,081.14

Finding the Fourth Proportional to 15,394,739,449.14, 21,244,740,621.21 and 8,354,209,081.14

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Solution

The fourth proportional to 15,394,739,449.14, 21,244,740,621.21 and 8,354,209,081.14 is: 11,528,808,630.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394,739,449.14 : 21,244,740,621.21 = 8,354,209,081.14 : x
  2. Step 2: Convert to fraction form
    15,394,739,449.14/21,244,740,621.21 = 8,354,209,081.14/x
  3. Step 3: Cross multiply
    15,394,739,449.14x = 21,244,740,621.21 × 8,354,209,081.14
  4. Step 4: Simplify right side
    15,394,739,449.14x = 177,483,005,024,176,439,296
  5. Step 5: Solve for x
    x = 177,483,005,024,176,439,296/15,394,739,449.14
  6. Step 6: Final answer
    x = 11,528,808,630.41

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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.