Home / 15,394,739,450.14-21,244,740,622.59-8,354,209,082.14

Finding the Fourth Proportional to 15,394,739,450.14, 21,244,740,622.59 and 8,354,209,082.14

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Solution

The fourth proportional to 15,394,739,450.14, 21,244,740,622.59 and 8,354,209,082.14 is: 11,528,808,631.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394,739,450.14 : 21,244,740,622.59 = 8,354,209,082.14 : x
  2. Step 2: Convert to fraction form
    15,394,739,450.14/21,244,740,622.59 = 8,354,209,082.14/x
  3. Step 3: Cross multiply
    15,394,739,450.14x = 21,244,740,622.59 × 8,354,209,082.14
  4. Step 4: Simplify right side
    15,394,739,450.14x = 177,483,005,056,949,977,088
  5. Step 5: Solve for x
    x = 177,483,005,056,949,977,088/15,394,739,450.14
  6. Step 6: Final answer
    x = 11,528,808,631.79

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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.