Home / 664,848,078.30-997,272,117.45-302,051,022.30

Finding the Fourth Proportional to 664,848,078.30, 997,272,117.45 and 302,051,022.30

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Solution

The fourth proportional to 664,848,078.30, 997,272,117.45 and 302,051,022.30 is: 453,076,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,848,078.30 : 997,272,117.45 = 302,051,022.30 : x
  2. Step 2: Convert to fraction form
    664,848,078.30/997,272,117.45 = 302,051,022.30/x
  3. Step 3: Cross multiply
    664,848,078.30x = 997,272,117.45 × 302,051,022.30
  4. Step 4: Simplify right side
    664,848,078.30x = 301,227,062,587,058,176
  5. Step 5: Solve for x
    x = 301,227,062,587,058,176/664,848,078.30
  6. Step 6: Final answer
    x = 453,076,533.45

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Double scale
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Similar ratio
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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.