Home / 297,958,683.82-446,648,058.24-142,472,333.26

Finding the Fourth Proportional to 297,958,683.82, 446,648,058.24 and 142,472,333.26

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Solution

The fourth proportional to 297,958,683.82, 446,648,058.24 and 142,472,333.26 is: 213,569,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,958,683.82 : 446,648,058.24 = 142,472,333.26 : x
  2. Step 2: Convert to fraction form
    297,958,683.82/446,648,058.24 = 142,472,333.26/x
  3. Step 3: Cross multiply
    297,958,683.82x = 446,648,058.24 × 142,472,333.26
  4. Step 4: Simplify right side
    297,958,683.82x = 63,634,991,003,501,168
  5. Step 5: Solve for x
    x = 63,634,991,003,501,168/297,958,683.82
  6. Step 6: Final answer
    x = 213,569,848.64

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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.