Home / 319,429,116.37-440,816,463.62-180,199,447.57

Finding the Fourth Proportional to 319,429,116.37, 440,816,463.62 and 180,199,447.57

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Solution

The fourth proportional to 319,429,116.37, 440,816,463.62 and 180,199,447.57 is: 248,677,653.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,429,116.37 : 440,816,463.62 = 180,199,447.57 : x
  2. Step 2: Convert to fraction form
    319,429,116.37/440,816,463.62 = 180,199,447.57/x
  3. Step 3: Cross multiply
    319,429,116.37x = 440,816,463.62 × 180,199,447.57
  4. Step 4: Simplify right side
    319,429,116.37x = 79,434,883,224,410,768
  5. Step 5: Solve for x
    x = 79,434,883,224,410,768/319,429,116.37
  6. Step 6: Final answer
    x = 248,677,653.83

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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.