Home / 654,051,950.96-980,682,765.31-260,639,300.66

Finding the Fourth Proportional to 654,051,950.96, 980,682,765.31 and 260,639,300.66

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Solution

The fourth proportional to 654,051,950.96, 980,682,765.31 and 260,639,300.66 is: 390,801,479.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,051,950.96 : 980,682,765.31 = 260,639,300.66 : x
  2. Step 2: Convert to fraction form
    654,051,950.96/980,682,765.31 = 260,639,300.66/x
  3. Step 3: Cross multiply
    654,051,950.96x = 980,682,765.31 × 260,639,300.66
  4. Step 4: Simplify right side
    654,051,950.96x = 255,604,470,119,713,280
  5. Step 5: Solve for x
    x = 255,604,470,119,713,280/654,051,950.96
  6. Step 6: Final answer
    x = 390,801,479.52

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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.