Home / 641,031,933.34-956,158,341.47-582,183,478.51

Finding the Fourth Proportional to 641,031,933.34, 956,158,341.47 and 582,183,478.51

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Solution

The fourth proportional to 641,031,933.34, 956,158,341.47 and 582,183,478.51 is: 868,380,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,031,933.34 : 956,158,341.47 = 582,183,478.51 : x
  2. Step 2: Convert to fraction form
    641,031,933.34/956,158,341.47 = 582,183,478.51/x
  3. Step 3: Cross multiply
    641,031,933.34x = 956,158,341.47 × 582,183,478.51
  4. Step 4: Simplify right side
    641,031,933.34x = 556,659,589,243,356,992
  5. Step 5: Solve for x
    x = 556,659,589,243,356,992/641,031,933.34
  6. Step 6: Final answer
    x = 868,380,435.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.