Home / 448,632,003.80-672,948,005.70-176,011,664.60

Finding the Fourth Proportional to 448,632,003.80, 672,948,005.70 and 176,011,664.60

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Solution

The fourth proportional to 448,632,003.80, 672,948,005.70 and 176,011,664.60 is: 264,017,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,632,003.80 : 672,948,005.70 = 176,011,664.60 : x
  2. Step 2: Convert to fraction form
    448,632,003.80/672,948,005.70 = 176,011,664.60/x
  3. Step 3: Cross multiply
    448,632,003.80x = 672,948,005.70 × 176,011,664.60
  4. Step 4: Simplify right side
    448,632,003.80x = 118,446,698,672,507,296
  5. Step 5: Solve for x
    x = 118,446,698,672,507,296/448,632,003.80
  6. Step 6: Final answer
    x = 264,017,496.90

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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.