Home / 369,860,622.30-510,389,520.75-202,597,625.43

Finding the Fourth Proportional to 369,860,622.30, 510,389,520.75 and 202,597,625.43

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Solution

The fourth proportional to 369,860,622.30, 510,389,520.75 and 202,597,625.43 is: 279,574,787.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,860,622.30 : 510,389,520.75 = 202,597,625.43 : x
  2. Step 2: Convert to fraction form
    369,860,622.30/510,389,520.75 = 202,597,625.43/x
  3. Step 3: Cross multiply
    369,860,622.30x = 510,389,520.75 × 202,597,625.43
  4. Step 4: Simplify right side
    369,860,622.30x = 103,403,704,948,305,712
  5. Step 5: Solve for x
    x = 103,403,704,948,305,712/369,860,622.30
  6. Step 6: Final answer
    x = 279,574,787.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.