Home / 14,507,445,286.20-21,761,167,929.30-5,315,392,140.60

Finding the Fourth Proportional to 14,507,445,286.20, 21,761,167,929.30 and 5,315,392,140.60

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Solution

The fourth proportional to 14,507,445,286.20, 21,761,167,929.30 and 5,315,392,140.60 is: 7,973,088,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507,445,286.20 : 21,761,167,929.30 = 5,315,392,140.60 : x
  2. Step 2: Convert to fraction form
    14,507,445,286.20/21,761,167,929.30 = 5,315,392,140.60/x
  3. Step 3: Cross multiply
    14,507,445,286.20x = 21,761,167,929.30 × 5,315,392,140.60
  4. Step 4: Simplify right side
    14,507,445,286.20x = 115,669,140,981,677,998,080
  5. Step 5: Solve for x
    x = 115,669,140,981,677,998,080/14,507,445,286.20
  6. Step 6: Final answer
    x = 7,973,088,210.90

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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.