Home / 650,670,701.40-976,006,052.10-219,842,976.60

Finding the Fourth Proportional to 650,670,701.40, 976,006,052.10 and 219,842,976.60

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Solution

The fourth proportional to 650,670,701.40, 976,006,052.10 and 219,842,976.60 is: 329,764,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,670,701.40 : 976,006,052.10 = 219,842,976.60 : x
  2. Step 2: Convert to fraction form
    650,670,701.40/976,006,052.10 = 219,842,976.60/x
  3. Step 3: Cross multiply
    650,670,701.40x = 976,006,052.10 × 219,842,976.60
  4. Step 4: Simplify right side
    650,670,701.40x = 214,568,075,673,278,688
  5. Step 5: Solve for x
    x = 214,568,075,673,278,688/650,670,701.40
  6. Step 6: Final answer
    x = 329,764,464.90

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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.