Home / 319,429,141.84-440,816,498.76-180,199,473.04

Finding the Fourth Proportional to 319,429,141.84, 440,816,498.76 and 180,199,473.04

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Solution

The fourth proportional to 319,429,141.84, 440,816,498.76 and 180,199,473.04 is: 248,677,688.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,429,141.84 : 440,816,498.76 = 180,199,473.04 : x
  2. Step 2: Convert to fraction form
    319,429,141.84/440,816,498.76 = 180,199,473.04/x
  3. Step 3: Cross multiply
    319,429,141.84x = 440,816,498.76 × 180,199,473.04
  4. Step 4: Simplify right side
    319,429,141.84x = 79,434,900,783,889,808
  5. Step 5: Solve for x
    x = 79,434,900,783,889,808/319,429,141.84
  6. Step 6: Final answer
    x = 248,677,688.97

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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.