Home / 992,848,739.84-1,488,238,571.52-555,508,226.24

Finding the Fourth Proportional to 992,848,739.84, 1,488,238,571.52 and 555,508,226.24

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Solution

The fourth proportional to 992,848,739.84, 1,488,238,571.52 and 555,508,226.24 is: 832,683,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,848,739.84 : 1,488,238,571.52 = 555,508,226.24 : x
  2. Step 2: Convert to fraction form
    992,848,739.84/1,488,238,571.52 = 555,508,226.24/x
  3. Step 3: Cross multiply
    992,848,739.84x = 1,488,238,571.52 × 555,508,226.24
  4. Step 4: Simplify right side
    992,848,739.84x = 826,728,769,087,026,560
  5. Step 5: Solve for x
    x = 826,728,769,087,026,560/992,848,739.84
  6. Step 6: Final answer
    x = 832,683,505.47

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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.