Home / 297,958,682.82-446,648,056.74-142,472,332.26

Finding the Fourth Proportional to 297,958,682.82, 446,648,056.74 and 142,472,332.26

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Solution

The fourth proportional to 297,958,682.82, 446,648,056.74 and 142,472,332.26 is: 213,569,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,958,682.82 : 446,648,056.74 = 142,472,332.26 : x
  2. Step 2: Convert to fraction form
    297,958,682.82/446,648,056.74 = 142,472,332.26/x
  3. Step 3: Cross multiply
    297,958,682.82x = 446,648,056.74 × 142,472,332.26
  4. Step 4: Simplify right side
    297,958,682.82x = 63,634,990,343,144,608
  5. Step 5: Solve for x
    x = 63,634,990,343,144,608/297,958,682.82
  6. Step 6: Final answer
    x = 213,569,847.14

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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.