Home / 131,958,749.49-197,931,686.22-48,976,648.44

Finding the Fourth Proportional to 131,958,749.49, 197,931,686.22 and 48,976,648.44

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Solution

The fourth proportional to 131,958,749.49, 197,931,686.22 and 48,976,648.44 is: 73,462,583.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,958,749.49 : 197,931,686.22 = 48,976,648.44 : x
  2. Step 2: Convert to fraction form
    131,958,749.49/197,931,686.22 = 48,976,648.44/x
  3. Step 3: Cross multiply
    131,958,749.49x = 197,931,686.22 × 48,976,648.44
  4. Step 4: Simplify right side
    131,958,749.49x = 9,694,030,611,133,332
  5. Step 5: Solve for x
    x = 9,694,030,611,133,332/131,958,749.49
  6. Step 6: Final answer
    x = 73,462,583.18

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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.