Home / 1,030,308,481-1,545,265,590.06-400,040,552.68

Finding the Fourth Proportional to 1,030,308,481, 1,545,265,590.06 and 400,040,552.68

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Solution

The fourth proportional to 1,030,308,481, 1,545,265,590.06 and 400,040,552.68 is: 599,984,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,308,481 : 1,545,265,590.06 = 400,040,552.68 : x
  2. Step 2: Convert to fraction form
    1,030,308,481/1,545,265,590.06 = 400,040,552.68/x
  3. Step 3: Cross multiply
    1,030,308,481x = 1,545,265,590.06 × 400,040,552.68
  4. Step 4: Simplify right side
    1,030,308,481x = 618,168,900,684,988,672
  5. Step 5: Solve for x
    x = 618,168,900,684,988,672/1,030,308,481
  6. Step 6: Final answer
    x = 599,984,288.28

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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.