Home / 403,163,820.80-604,857,705.60-173,243,052.80

Finding the Fourth Proportional to 403,163,820.80, 604,857,705.60 and 173,243,052.80

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Solution

The fourth proportional to 403,163,820.80, 604,857,705.60 and 173,243,052.80 is: 259,912,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,163,820.80 : 604,857,705.60 = 173,243,052.80 : x
  2. Step 2: Convert to fraction form
    403,163,820.80/604,857,705.60 = 173,243,052.80/x
  3. Step 3: Cross multiply
    403,163,820.80x = 604,857,705.60 × 173,243,052.80
  4. Step 4: Simplify right side
    403,163,820.80x = 104,787,395,427,747,664
  5. Step 5: Solve for x
    x = 104,787,395,427,747,664/403,163,820.80
  6. Step 6: Final answer
    x = 259,912,695.59

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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.