Home / 746,774,267.20-1,030,564,985.54-412,245,997.28

Finding the Fourth Proportional to 746,774,267.20, 1,030,564,985.54 and 412,245,997.28

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Solution

The fourth proportional to 746,774,267.20, 1,030,564,985.54 and 412,245,997.28 is: 568,908,583.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,774,267.20 : 1,030,564,985.54 = 412,245,997.28 : x
  2. Step 2: Convert to fraction form
    746,774,267.20/1,030,564,985.54 = 412,245,997.28/x
  3. Step 3: Cross multiply
    746,774,267.20x = 1,030,564,985.54 × 412,245,997.28
  4. Step 4: Simplify right side
    746,774,267.20x = 424,846,290,225,786,048
  5. Step 5: Solve for x
    x = 424,846,290,225,786,048/746,774,267.20
  6. Step 6: Final answer
    x = 568,908,583.07

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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.