Home / 445,966,707.03-615,186,082.35-414,401,879.49

Finding the Fourth Proportional to 445,966,707.03, 615,186,082.35 and 414,401,879.49

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Solution

The fourth proportional to 445,966,707.03, 615,186,082.35 and 414,401,879.49 is: 571,644,171.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,966,707.03 : 615,186,082.35 = 414,401,879.49 : x
  2. Step 2: Convert to fraction form
    445,966,707.03/615,186,082.35 = 414,401,879.49/x
  3. Step 3: Cross multiply
    445,966,707.03x = 615,186,082.35 × 414,401,879.49
  4. Step 4: Simplify right side
    445,966,707.03x = 254,934,268,761,929,920
  5. Step 5: Solve for x
    x = 254,934,268,761,929,920/445,966,707.03
  6. Step 6: Final answer
    x = 571,644,171.51

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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.