Home / 765,083,940.51-1,147,582,743.51-339,050,003.29

Finding the Fourth Proportional to 765,083,940.51, 1,147,582,743.51 and 339,050,003.29

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Solution

The fourth proportional to 765,083,940.51, 1,147,582,743.51 and 339,050,003.29 is: 508,555,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,083,940.51 : 1,147,582,743.51 = 339,050,003.29 : x
  2. Step 2: Convert to fraction form
    765,083,940.51/1,147,582,743.51 = 339,050,003.29/x
  3. Step 3: Cross multiply
    765,083,940.51x = 1,147,582,743.51 × 339,050,003.29
  4. Step 4: Simplify right side
    765,083,940.51x = 389,087,932,962,133,312
  5. Step 5: Solve for x
    x = 389,087,932,962,133,312/765,083,940.51
  6. Step 6: Final answer
    x = 508,555,875.19

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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.