Home / 926,560,357.65-1,389,839,421.11-236,467,685.43

Finding the Fourth Proportional to 926,560,357.65, 1,389,839,421.11 and 236,467,685.43

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Solution

The fourth proportional to 926,560,357.65, 1,389,839,421.11 and 236,467,685.43 is: 354,701,243.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,560,357.65 : 1,389,839,421.11 = 236,467,685.43 : x
  2. Step 2: Convert to fraction form
    926,560,357.65/1,389,839,421.11 = 236,467,685.43/x
  3. Step 3: Cross multiply
    926,560,357.65x = 1,389,839,421.11 × 236,467,685.43
  4. Step 4: Simplify right side
    926,560,357.65x = 328,652,111,028,070,464
  5. Step 5: Solve for x
    x = 328,652,111,028,070,464/926,560,357.65
  6. Step 6: Final answer
    x = 354,701,243.49

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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.