Home / 746,774,255.20-1,030,564,968.98-412,245,985.28

Finding the Fourth Proportional to 746,774,255.20, 1,030,564,968.98 and 412,245,985.28

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Solution

The fourth proportional to 746,774,255.20, 1,030,564,968.98 and 412,245,985.28 is: 568,908,566.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,774,255.20 : 1,030,564,968.98 = 412,245,985.28 : x
  2. Step 2: Convert to fraction form
    746,774,255.20/1,030,564,968.98 = 412,245,985.28/x
  3. Step 3: Cross multiply
    746,774,255.20x = 1,030,564,968.98 × 412,245,985.28
  4. Step 4: Simplify right side
    746,774,255.20x = 424,846,271,032,212,736
  5. Step 5: Solve for x
    x = 424,846,271,032,212,736/746,774,255.20
  6. Step 6: Final answer
    x = 568,908,566.51

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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.