Home / 1,612,391,584.20-2,225,094,929.64-907,543,157.28

Finding the Fourth Proportional to 1,612,391,584.20, 2,225,094,929.64 and 907,543,157.28

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Solution

The fourth proportional to 1,612,391,584.20, 2,225,094,929.64 and 907,543,157.28 is: 1,252,406,485.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,391,584.20 : 2,225,094,929.64 = 907,543,157.28 : x
  2. Step 2: Convert to fraction form
    1,612,391,584.20/2,225,094,929.64 = 907,543,157.28/x
  3. Step 3: Cross multiply
    1,612,391,584.20x = 2,225,094,929.64 × 907,543,157.28
  4. Step 4: Simplify right side
    1,612,391,584.20x = 2,019,369,677,693,204,992
  5. Step 5: Solve for x
    x = 2,019,369,677,693,204,992/1,612,391,584.20
  6. Step 6: Final answer
    x = 1,252,406,485.79

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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.