Home / 746,772,328.70-1,030,518,804.24-412,237,668.38

Finding the Fourth Proportional to 746,772,328.70, 1,030,518,804.24 and 412,237,668.38

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Solution

The fourth proportional to 746,772,328.70, 1,030,518,804.24 and 412,237,668.38 is: 568,873,072.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,772,328.70 : 1,030,518,804.24 = 412,237,668.38 : x
  2. Step 2: Convert to fraction form
    746,772,328.70/1,030,518,804.24 = 412,237,668.38/x
  3. Step 3: Cross multiply
    746,772,328.70x = 1,030,518,804.24 × 412,237,668.38
  4. Step 4: Simplify right side
    746,772,328.70x = 424,818,669,081,643,264
  5. Step 5: Solve for x
    x = 424,818,669,081,643,264/746,772,328.70
  6. Step 6: Final answer
    x = 568,873,072.49

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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.