Home / 1,772,928,610.20-2,659,392,915.30-1,119,893,909.40

Finding the Fourth Proportional to 1,772,928,610.20, 2,659,392,915.30 and 1,119,893,909.40

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Solution

The fourth proportional to 1,772,928,610.20, 2,659,392,915.30 and 1,119,893,909.40 is: 1,679,840,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,928,610.20 : 2,659,392,915.30 = 1,119,893,909.40 : x
  2. Step 2: Convert to fraction form
    1,772,928,610.20/2,659,392,915.30 = 1,119,893,909.40/x
  3. Step 3: Cross multiply
    1,772,928,610.20x = 2,659,392,915.30 × 1,119,893,909.40
  4. Step 4: Simplify right side
    1,772,928,610.20x = 2,978,237,928,545,980,416
  5. Step 5: Solve for x
    x = 2,978,237,928,545,980,416/1,772,928,610.20
  6. Step 6: Final answer
    x = 1,679,840,864.10

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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.