Home / 259,980,447.90-389,966,735.28-63,245,713.62

Finding the Fourth Proportional to 259,980,447.90, 389,966,735.28 and 63,245,713.62

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Solution

The fourth proportional to 259,980,447.90, 389,966,735.28 and 63,245,713.62 is: 94,867,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,980,447.90 : 389,966,735.28 = 63,245,713.62 : x
  2. Step 2: Convert to fraction form
    259,980,447.90/389,966,735.28 = 63,245,713.62/x
  3. Step 3: Cross multiply
    259,980,447.90x = 389,966,735.28 × 63,245,713.62
  4. Step 4: Simplify right side
    259,980,447.90x = 24,663,724,460,845,228
  5. Step 5: Solve for x
    x = 24,663,724,460,845,228/259,980,447.90
  6. Step 6: Final answer
    x = 94,867,612.78

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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.