Home / 257,962,166.98-386,560,612.34-189,470,050.90

Finding the Fourth Proportional to 257,962,166.98, 386,560,612.34 and 189,470,050.90

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Solution

The fourth proportional to 257,962,166.98, 386,560,612.34 and 189,470,050.90 is: 283,924,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,962,166.98 : 386,560,612.34 = 189,470,050.90 : x
  2. Step 2: Convert to fraction form
    257,962,166.98/386,560,612.34 = 189,470,050.90/x
  3. Step 3: Cross multiply
    257,962,166.98x = 386,560,612.34 × 189,470,050.90
  4. Step 4: Simplify right side
    257,962,166.98x = 73,241,658,894,791,728
  5. Step 5: Solve for x
    x = 73,241,658,894,791,728/257,962,166.98
  6. Step 6: Final answer
    x = 283,924,033.33

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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.