Home / 190,063,582.56-262,287,744.03-103,143,454.56

Finding the Fourth Proportional to 190,063,582.56, 262,287,744.03 and 103,143,454.56

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Solution

The fourth proportional to 190,063,582.56, 262,287,744.03 and 103,143,454.56 is: 142,337,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,063,582.56 : 262,287,744.03 = 103,143,454.56 : x
  2. Step 2: Convert to fraction form
    190,063,582.56/262,287,744.03 = 103,143,454.56/x
  3. Step 3: Cross multiply
    190,063,582.56x = 262,287,744.03 × 103,143,454.56
  4. Step 4: Simplify right side
    190,063,582.56x = 27,053,264,008,003,216
  5. Step 5: Solve for x
    x = 27,053,264,008,003,216/190,063,582.56
  6. Step 6: Final answer
    x = 142,337,967.35

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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.