Home / 999,769,584.34-1,499,752,939.47-344,634,362.02

Finding the Fourth Proportional to 999,769,584.34, 1,499,752,939.47 and 344,634,362.02

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Solution

The fourth proportional to 999,769,584.34, 1,499,752,939.47 and 344,634,362.02 is: 516,985,519.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,769,584.34 : 1,499,752,939.47 = 344,634,362.02 : x
  2. Step 2: Convert to fraction form
    999,769,584.34/1,499,752,939.47 = 344,634,362.02/x
  3. Step 3: Cross multiply
    999,769,584.34x = 1,499,752,939.47 × 344,634,362.02
  4. Step 4: Simplify right side
    999,769,584.34x = 516,866,397,481,863,104
  5. Step 5: Solve for x
    x = 516,866,397,481,863,104/999,769,584.34
  6. Step 6: Final answer
    x = 516,985,519.04

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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.