Home / 307,658,756.04-461,489,317.34-74,489,079.57

Finding the Fourth Proportional to 307,658,756.04, 461,489,317.34 and 74,489,079.57

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Solution

The fourth proportional to 307,658,756.04, 461,489,317.34 and 74,489,079.57 is: 111,733,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,658,756.04 : 461,489,317.34 = 74,489,079.57 : x
  2. Step 2: Convert to fraction form
    307,658,756.04/461,489,317.34 = 74,489,079.57/x
  3. Step 3: Cross multiply
    307,658,756.04x = 461,489,317.34 × 74,489,079.57
  4. Step 4: Simplify right side
    307,658,756.04x = 34,375,914,479,671,792
  5. Step 5: Solve for x
    x = 34,375,914,479,671,792/307,658,756.04
  6. Step 6: Final answer
    x = 111,733,905.84

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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.