Home / 992,848,639.24-1,488,238,420.32-555,508,125.64

Finding the Fourth Proportional to 992,848,639.24, 1,488,238,420.32 and 555,508,125.64

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Solution

The fourth proportional to 992,848,639.24, 1,488,238,420.32 and 555,508,125.64 is: 832,683,354.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,848,639.24 : 1,488,238,420.32 = 555,508,125.64 : x
  2. Step 2: Convert to fraction form
    992,848,639.24/1,488,238,420.32 = 555,508,125.64/x
  3. Step 3: Cross multiply
    992,848,639.24x = 1,488,238,420.32 × 555,508,125.64
  4. Step 4: Simplify right side
    992,848,639.24x = 826,728,535,377,397,632
  5. Step 5: Solve for x
    x = 826,728,535,377,397,632/992,848,639.24
  6. Step 6: Final answer
    x = 832,683,354.44

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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.