Home / 892,687,960.04-1,231,824,814.63-496,163,864.84

Finding the Fourth Proportional to 892,687,960.04, 1,231,824,814.63 and 496,163,864.84

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Solution

The fourth proportional to 892,687,960.04, 1,231,824,814.63 and 496,163,864.84 is: 684,659,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,687,960.04 : 1,231,824,814.63 = 496,163,864.84 : x
  2. Step 2: Convert to fraction form
    892,687,960.04/1,231,824,814.63 = 496,163,864.84/x
  3. Step 3: Cross multiply
    892,687,960.04x = 1,231,824,814.63 × 496,163,864.84
  4. Step 4: Simplify right side
    892,687,960.04x = 611,186,960,825,237,888
  5. Step 5: Solve for x
    x = 611,186,960,825,237,888/892,687,960.04
  6. Step 6: Final answer
    x = 684,659,128.60

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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.