Home / 992,085,208.61-1,488,131,824.92-401,886,609.50

Finding the Fourth Proportional to 992,085,208.61, 1,488,131,824.92 and 401,886,609.50

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Solution

The fourth proportional to 992,085,208.61, 1,488,131,824.92 and 401,886,609.50 is: 602,831,539.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,085,208.61 : 1,488,131,824.92 = 401,886,609.50 : x
  2. Step 2: Convert to fraction form
    992,085,208.61/1,488,131,824.92 = 401,886,609.50/x
  3. Step 3: Cross multiply
    992,085,208.61x = 1,488,131,824.92 × 401,886,609.50
  4. Step 4: Simplify right side
    992,085,208.61x = 598,060,253,606,146,432
  5. Step 5: Solve for x
    x = 598,060,253,606,146,432/992,085,208.61
  6. Step 6: Final answer
    x = 602,831,539.48

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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.