Home / 448,832,325.30-672,681,617.55-218,305,029.30

Finding the Fourth Proportional to 448,832,325.30, 672,681,617.55 and 218,305,029.30

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Solution

The fourth proportional to 448,832,325.30, 672,681,617.55 and 218,305,029.30 is: 327,181,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,832,325.30 : 672,681,617.55 = 218,305,029.30 : x
  2. Step 2: Convert to fraction form
    448,832,325.30/672,681,617.55 = 218,305,029.30/x
  3. Step 3: Cross multiply
    448,832,325.30x = 672,681,617.55 × 218,305,029.30
  4. Step 4: Simplify right side
    448,832,325.30x = 146,849,780,228,824,128
  5. Step 5: Solve for x
    x = 146,849,780,228,824,128/448,832,325.30
  6. Step 6: Final answer
    x = 327,181,827.05

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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.