Home / 1,345,209,631.20-2,017,814,446.80-725,336,848.80

Finding the Fourth Proportional to 1,345,209,631.20, 2,017,814,446.80 and 725,336,848.80

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Solution

The fourth proportional to 1,345,209,631.20, 2,017,814,446.80 and 725,336,848.80 is: 1,088,005,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,209,631.20 : 2,017,814,446.80 = 725,336,848.80 : x
  2. Step 2: Convert to fraction form
    1,345,209,631.20/2,017,814,446.80 = 725,336,848.80/x
  3. Step 3: Cross multiply
    1,345,209,631.20x = 2,017,814,446.80 × 725,336,848.80
  4. Step 4: Simplify right side
    1,345,209,631.20x = 1,463,595,172,305,027,072
  5. Step 5: Solve for x
    x = 1,463,595,172,305,027,072/1,345,209,631.20
  6. Step 6: Final answer
    x = 1,088,005,273.20

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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.